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Dota 2 Trove of Terror: All 17 Sets, Drow & Tidehunter Arcanas, Bonus Rewards & 50th Treasure Guarantee

Dota 2 Trove of Terror featuring Drow Ranger and Tidehunter Arcanas with new Immortal cosmetics

Valve has unleashed a new treasure packed with monsters, nightmares and some seriously desirable cosmetics.

The Trove of Terror has arrived in Dota 2 with 17 hero cosmetic rewards, including the return of the highly sought-after Drow Ranger Arcana and an entirely new Tidehunter Arcana.

But the treasure goes beyond its normal cosmetic drops.

Players can also earn bonus Tormentor, Roshan and Courier cosmetics by opening additional treasures. Meanwhile, escalating odds give players an increasing chance of obtaining the Ultra Rare Arcana rewards, while Bad Luck Protection guarantees both Arcanas at the 50th treasure if they haven't already dropped.

At $4.73 per treasure, that puts the 50th opening at approximately $236.50.

Here's everything you need to know about the Dota 2 Trove of Terror.


What Is the Dota 2 Trove of Terror?

The Trove of Terror is a new Dota 2 treasure featuring a collection of dark, monstrous and Halloween-inspired cosmetics.

The treasure contains 17 hero rewards, ranging from Tiny and Marci to Pudge, Undying, Drow Ranger and Tidehunter.

The biggest rewards are:

  • 17 hero cosmetic sets
  • Drow Ranger Arcana
  • Tidehunter Arcana
  • Anti-Mage Persona
  • Bonus Tormentor skin
  • Bonus Roshan skin
  • Bonus Courier cosmetic
  • Escalating odds for the Ultra Rare rewards
  • Bad Luck Protection at the 50th treasure

The treasure costs $4.73 per opening.


All 17 Trove of Terror Hero Sets

The Trove of Terror has a particularly large lineup of hero cosmetics.

Here is the complete reward list.

# Hero Cosmetic Reward Type
1 Tiny Stoneback Sovereign Immortal
2 Marci Patchwork Protector Immortal
3 Treant Protector Creeping Calabash Immortal
4 Terrorblade Rictus Ripper Immortal
5 Oracle Clairvoyant Configuration Immortal
6 Primal Beast Slobbering Strongbox Immortal
7 Ancient Apparition Shattered Sanity Immortal
8 Broodmother Arachnid Anathema Immortal
9 Anti-Mage Daemon Hunter Immortal + Persona
10 Undying Direstone Desecration Immortal
11 Pudge Greasepaint Gutbuster Immortal
12 Death Prophet Silken Sibyl Immortal
13 Shadow Shaman Curse of the Wyrmbender Immortal
14 Nyx Assassin Mesmer-Eye Immortal
15 Legion Commander Hell's Legion Immortal
16 Drow Ranger Sepulchral Stalker Set + Arcana
17 Tidehunter Maw of the Megalodon Set + Arcana

 

1. Stoneback Sovereign - Tiny

Tiny receives Stoneback Sovereign, giving the stone giant another imposing appearance that fits naturally with his massive model.

2. Patchwork Protector - Marci

Patchwork Protector gives Marci a darker stitched-together aesthetic that fits the Trove of Terror's unsettling theme.

3. Creeping Calabash - Treant Protector

Treant Protector joins the collection with Creeping Calabash, bringing an eerie supernatural feel to the forest guardian.

4. Rictus Ripper - Terrorblade

Terrorblade gets Rictus Ripper, a suitably sinister addition to one of Dota's most demonic heroes.

5. Clairvoyant Configuration - Oracle

Oracle receives Clairvoyant Configuration, adding another distinctive look to the mysterious support hero.

6. Slobbering Strongbox - Primal Beast

The Slobbering Strongbox is almost tailor-made for Primal Beast, combining the hero's monstrous appearance with the treasure's horror aesthetic.

7. Shattered Sanity - Ancient Apparition

Ancient Apparition receives Shattered Sanity, an appropriately disturbing cosmetic for Dota's ancient elemental entity.

8. Arachnid Anathema - Broodmother

Broodmother gets Arachnid Anathema, leaning heavily into the spider-themed nightmare that makes the hero so recognizable.

9. Daemon Hunter - Anti-Mage Persona

The Daemon Hunter reward is especially notable because it includes an Anti-Mage Persona, giving players an alternate appearance for the hero rather than simply another conventional set.

10. Direstone Desecration - Undying

Undying receives Direstone Desecration.

The item is particularly interesting because Undying's upcoming cosmetic had previously been speculated by the community to be an Arcana. That turned out not to be the case.

Instead, Direstone Desecration arrives as part of the Trove of Terror lineup.

11. Greasepaint Gutbuster - Pudge

Pudge receives Greasepaint Gutbuster, another grotesque cosmetic that fits the treasure's monstrous theme perfectly.

12. Silken Sibyl - Death Prophet

Death Prophet gets Silken Sibyl, bringing a dark and spectral new appearance to the hero.

13. Curse of the Wyrmbender - Shadow Shaman

Shadow Shaman receives Curse of the Wyrmbender, adding another sinister cosmetic to the treasure's collection.

14. Mesmer-Eye - Nyx Assassin

The appropriately named Mesmer-Eye gives Nyx Assassin another insectoid and otherworldly appearance.

15. Hell's Legion - Legion Commander

Legion Commander receives Hell's Legion, giving the warrior a darker, more demonic battlefield presence.


16. Sepulchral Stalker - Drow Ranger Arcana

One of the two biggest rewards in the Trove of Terror is Sepulchral Stalker, the Drow Ranger set that comes with her Arcana.

The return of Drow Ranger's Arcana is a major part of this treasure's appeal.

Players who missed the opportunity to obtain the Arcana previously now have another route to acquire it through the Trove of Terror.

For Drow Ranger collectors, this is easily one of the most important rewards in the entire treasure.


17. Maw of the Megalodon - Tidehunter Arcana

The second Ultra Rare reward is Maw of the Megalodon, which introduces an all-new Tidehunter Arcana.

Tidehunter's enormous model makes him an excellent candidate for an Arcana, and Maw of the Megalodon embraces his identity as a gigantic creature from the depths.

This isn't a returning Arcana, it is an entirely new Arcana for Tidehunter.

For collectors and Tidehunter players, this makes the Trove of Terror even more significant.

 

How Much Does the Trove of Terror Cost?

Each Trove of Terror costs approximately $4.73.

Here's what that looks like as you open more treasures:

Treasures Opened Approximate Cost
1 $4.73
5 $23.65
10 $47.30
20 $94.60
30 $141.90
40 $189.20
50 $236.50


The important number is 50 treasures.

At $4.73 each:

50 × $4.73 = $236.50

However, that doesn't mean every player needs to spend $236.50 to receive an Arcana.

That's because the Trove of Terror uses escalating odds.

 

How the Trove of Terror Arcana Guarantee Works

The Trove of Terror uses an escalating odds system for its Ultra Rare Arcana rewards.

In other words, your chances of obtaining the coveted Arcana rewards increase as you continue opening treasures.

You can therefore get an Arcana before reaching the 50th treasure.

But Valve has also included Bad Luck Protection.

If you continue opening treasures without receiving the Arcana rewards through the escalating-odds system, both Arcanas are guaranteed at the 50th treasure opened.

That means the system works roughly like this:

🎲 Lucky

You receive an Arcana early through the normal escalating-odds system.

📈 Unlucky

You don't get an Arcana early, but your odds continue increasing as you open more treasures.

🛡️ 50th Treasure

If you still haven't received the Arcana rewards, Bad Luck Protection guarantees both the Drow Ranger and Tidehunter Arcanas at the 50th treasure.

So the theoretical maximum cost of simply opening 50 treasures is:

$236.50

And that's the key number for players deciding how much they are willing to spend chasing the two Arcanas.

 

Bonus Rewards: Tormentor, Roshan and Courier Cosmetics

The Trove of Terror doesn't stop at its 17 hero rewards.

Opening treasures also progresses bonus reward tracks, giving players additional cosmetics as they continue opening.

These rewards include a Tormentor skin, a Roshan skin and a Courier cosmetic.


Obscene Eye Ball - Tormentor Skin

The first major bonus reward is Obscene Eye Ball, a Mythical Tormentor skin.

Instead of the familiar stone-like appearance, the Tormentor becomes a bizarre floating creature covered in glowing blue eyes and tentacles.

It fits the Trove of Terror's horror aesthetic almost perfectly.

The treasure interface shows the Tormentor bonus reward at:

12 treasures opened


R'shan the Eternal - Roshan Skin

The second major bonus reward is R'shan the Eternal, a Legendary Roshan skin.

R'shan is transformed into a terrifying tentacled creature with glowing purple and blue energy, giving the game's iconic neutral boss an entirely different appearance.

The bonus reward milestone is:

40 treasures opened

This is particularly valuable for players already planning to open a large number of treasures while chasing the Arcanas.


Bonus Courier Cosmetic

A Courier cosmetic is also included among the Trove of Terror's bonus rewards.

This gives players yet another cosmetic category to work toward alongside the hero sets, Tormentor and Roshan rewards.

Bonus Rewards at a Glance

Bonus Reward Rarity Milestone
Obscene Eye Ball Mythical Tormentor 12 treasures
Courier Skin Courier Cosmetic Bonus Reward Track
R'shan the Eternal Legendary Roshan 40 treasures

 

Are Trove of Terror Sets Giftable?

This is one of the most important things to understand before opening the treasure.

No. The hero sets obtained from the Trove of Terror are currently not giftable.

This is the same restriction found with the Dark Carnival Treasure of Wonders. Once you receive a set from the Trove of Terror, you cannot simply send it to another player as a gift.

That means if you're specifically looking for a set such as Silken Sibyl, Hell's Legion, or Greasepaint Gutbuster, there is currently no way to have another player obtain the set and gift it to you. You need to rely on the Trove of Terror's own reward system.

What Does This Mean for Collectors?

The lack of giftability makes duplicate drops particularly interesting.

If you receive a set you already own or simply receive a cosmetic you don't want, you cannot pass it along to another player. Instead, you can recycle the unwanted set for bonus treasure progress.

For players primarily interested in the two Arcanas, this creates an important strategy:

Keep the sets you want → recycle duplicates/unwanted sets → gain bonus treasure progress → open more treasures → continue chasing the Arcanas.

Because the Arcana rewards use escalating odds, every additional treasure gives you another opportunity to obtain Drow Ranger or Tidehunter before reaching the 50th treasure.

And if you remain unlucky all the way to the 50th opening, Bad Luck Protection guarantees both Arcanas.

What About Third-Party Sellers?

For third-party Dota 2 cosmetic sellers, the lack of giftability means the Trove of Terror does not create an opportunity to sell the individual hero sets through gifting.

Players cannot simply purchase a specific Trove of Terror drop from a seller and have it delivered to their Steam account through gifting.

For the moment, the treasure's reward and recycling systems are therefore the primary ways to obtain and make use of these cosmetics.

 

How to Maximize Your Trove of Terror Openings

If your main goal is the Drow Ranger and Tidehunter Arcanas, you don't necessarily need to treat every unwanted drop as a loss.

The Trove of Terror's recycling system gives unwanted rewards another purpose: converting them into additional treasure progress.

A simple approach is:

Open → Keep what you want → Recycle unwanted duplicates → Earn bonus progress → Open again.

This is particularly useful for players who aren't trying to collect every single hero set.

Why Recycling Matters

Every additional treasure gives you:

  • Another chance to receive the Drow Ranger Arcana
  • Another chance to receive the Tidehunter Arcana
  • Higher escalating odds as you continue opening
  • Another opportunity to obtain a set you actually want
  • Additional progress toward the 50th-treasure Bad Luck Protection

This means the $236.50 figure for 50 treasures should not automatically be interpreted as the amount every player must spend to obtain the Arcanas.

That's simply the cost of purchasing 50 treasures directly at $4.73 each.

If you're able to generate additional treasure openings through recycling unwanted rewards, your actual out-of-pocket spending may be lower.

The Arcana Hunter Strategy

If you're primarily opening for the two Arcanas rather than completing the entire collection:

1. Open the treasure.
Take your chance with the escalating odds.

2. Keep desirable sets.
There's no reason to recycle something you actually want.

3. Recycle duplicates and unwanted sets.
Convert rewards you don't need into additional treasure progress.

4. Open the bonus treasures.
Use that progress for additional chances at the Arcanas.

5. Stop if you get what you want.
You don't necessarily need to reach 50 if an Arcana drops early.

6. Keep going toward 50 only if necessary.
If the Arcanas haven't appeared, the 50th treasure provides the Bad Luck Protection guarantee.

In short: don't think of unwanted drops as completely wasted rewards. If you don't want or can't gift the item, recycling it can turn that drop into another opportunity to chase the Arcanas.

 

Can Recycling Help You Get the Arcanas for Less?

Potentially, yes.

The straightforward calculation is:

50 × $4.73 = $236.50

That represents the cost of purchasing 50 treasures directly.

However, the Trove of Terror doesn't simply give you an item and end there. Unwanted rewards can be recycled for bonus treasure progress, potentially giving you additional treasure openings without requiring you to purchase every opening separately.

This means your actual out-of-pocket cost can vary depending on what you receive and how effectively you use the recycling system.

For an Arcana-focused player, the general strategy is:

  1. Open Trove of Terror treasures.
  2. Keep the sets you actually want.
  3. Recycle unwanted or duplicate sets.
  4. Use the resulting bonus progress for additional treasure openings.
  5. Continue taking advantage of the escalating Arcana odds.
  6. If the Arcanas still haven't appeared, continue toward the 50th treasure, where Bad Luck Protection guarantees both.

The Important Distinction

The $236.50 figure is not necessarily what every player will spend to obtain both Arcanas.

It is simply the cost of opening 50 treasures at $4.73 each.

Some players may receive an Arcana very early through escalating odds, while others may generate additional openings through recycling before reaching the 50th treasure.

Your actual spending therefore depends on luck, the rewards you receive, and how much recycling progress those rewards generate.

 

The Most Efficient Way to Approach the Trove of Terror

There are essentially two different approaches depending on what you're trying to get from the treasure.

🎨 The Collector

If your goal is to collect the Trove of Terror's hero cosmetics, you'll naturally want to keep as many different sets as possible.

In this case, duplicate drops are the main downside because the normal sets are not giftable.

Your priority is simply to build your collection while taking advantage of the bonus rewards along the way.

⚔️ The Arcana Hunter

If your primary goal is the Drow Ranger and Tidehunter Arcanas, your approach can be very different.

Keep the cosmetics you actually want and recycle unwanted or duplicate rewards to generate additional treasure progress.

This gives you more opportunities to open treasures and potentially obtain an Arcana through escalating odds.

And importantly, you don't necessarily need to reach 50.

Either Arcana can drop before that point.

The 50th treasure is effectively the safety net: if the Arcana rewards haven't appeared earlier, Bad Luck Protection guarantees both.

 

Is the Trove of Terror Worth Opening?

That ultimately depends on what you're looking for.

For collectors, the Trove of Terror offers an unusually large reward pool with 17 hero cosmetics, an Anti-Mage Persona, two Arcana rewards and additional Tormentor, Roshan and Courier cosmetics.

For Drow Ranger players, the return of the Drow Ranger Arcana makes this treasure particularly attractive.

For Tidehunter players, the appeal is even greater because Maw of the Megalodon introduces an entirely new Tidehunter Arcana.

However, the calculation is different if you're interested in only one particular standard Immortal set.

Because the normal Trove of Terror sets are not giftable, you can't simply skip the treasure and obtain the specific cosmetic from another player.

You're relying on the treasure's reward system to get it.

That makes the Trove of Terror much more appealing to players who are interested in multiple rewards, rather than someone who wants only one specific Immortal.

 

Trove of Terror: Complete Reward Overview

Here's a quick breakdown of everything the Trove of Terror offers.

Main Rewards

  • 17 hero cosmetic sets
  • 15 standard Immortal sets
  • Drow Ranger - Sepulchral Stalker + Arcana
  • Tidehunter - Maw of the Megalodon + Arcana
  • Anti-Mage - Daemon Hunter + Persona

Ultra Rare System

  • Escalating odds for the Arcana rewards
  • Either Arcana can drop before the 50th treasure
  • Both Arcanas are guaranteed at the 50th treasure if they haven't already dropped

Bonus Rewards

  • Obscene Eye Ball - Mythical Tormentor skin at 12 treasures
  • Courier cosmetic - bonus reward track
  • R'shan the Eternal - Legendary Roshan skin at 40 treasures

Treasure Economics

  • $4.73 per treasure
  • $236.50 for 50 direct treasure openings
  • Unwanted and duplicate rewards can be recycled for bonus treasure progress

Giftability

  • Normal Trove of Terror hero sets are currently not giftable
  • Players seeking a specific standard set must rely on the treasure's own reward system

 

Final Thoughts

The Trove of Terror is one of the more interesting Dota 2 treasure releases of 2026, combining a large collection of hero cosmetics with two highly desirable Arcana rewards and several additional milestone cosmetics.

There are 17 hero rewards to collect, an Anti-Mage Persona, the return of the Drow Ranger Arcana, the brand-new Tidehunter Arcana, plus bonus rewards for Tormentor, Roshan and Courier collectors.

But the treasure's most interesting mechanic is arguably its combination of escalating odds, recycling and Bad Luck Protection.

You can get lucky and receive an Arcana early. If you don't, your odds continue increasing as you open more treasures. Unwanted and duplicate sets can also be recycled into additional treasure progress, potentially giving Arcana hunters more opportunities without having to purchase every opening outright.

And if luck never comes through, the 50th treasure provides the safety net: both Arcana rewards are guaranteed.

At $4.73 per treasure, 50 direct openings would cost approximately $236.50. But that shouldn't automatically be interpreted as the amount every player needs to spend, since early Arcana drops and recycled rewards can change the final cost.

The biggest limitation is that the standard Trove of Terror sets are not giftable. If you're chasing one particular Immortal, you can't simply find another player who received it and have them send it to you. You'll need to rely on the treasure itself.

For collectors, that makes the Trove of Terror a chance to build an entirely new cosmetic collection.

For Arcana hunters, however, the combination of escalating odds, recyclable unwanted rewards and a 50th-treasure guarantee creates a much more strategic treasure-opening experience.

Whether you're returning for the Drow Ranger Arcana, hunting for the new Tidehunter Arcana, collecting the 17 hero sets, or simply curious about what horrors await inside, the Trove of Terror gives Dota 2 players plenty to chase.

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