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Catalyst

Catalyst

As of patch 5.1 (1.0.6022) on Aug 19, 2025.
Catalyst
Types
Loot
When you sell this, transform your leftmost item.
Tags
Bronze+
Item
Small
Common
Monster
Dabbling Apprentice
D3
Trash Titan
D10+
Cost
2 gold
Value
0 gold
History
5.0.0 1.0.1 1.0.0 Hotfix#1 1.0.0 0.1.9 0.1.8
Info
History

Info

Catalyst is a small neutral item in The Bazaar. Its starting tier is Bronze. Catalyst can be dropped by Dabbling Apprentice and Trash Titan. A full list of available enchantments for Catalyst can be found below. Deep Mechanics for Catalyst are also available below.

Enchantments
Canonical

This item cannot be enchanted.

Deep Mechanics
Canonical

Catalyst

AttributeBronzeSilverGoldDiamond
BuyPrice2222
SellPrice0000
Ability
Low
Bronze
Silver
Gold
Diamond

Trigger
When this item is sold

Action
Transform the left most item, excluding this item, on the
active player
's board that
are an Item
AND
are not
Legendary
into 1 item(s). (The exact item(s) are decided by the server.)

History
Canonical

Show implementation changes

5.0.0

Aug 13, 2025
Cost
2 » 4 » 8 » 16
2
Tooltip
When you sell this, transform your leftmost Small item.
When you sell this, transform your leftmost item.

There are changes to this item's implementation.

Deleted Ability
Low
Bronze
Silver
Gold
Diamond

Trigger
When this item is sold

Action
Transform the left most item, excluding this item, on the
active player
's board that
are an Item
AND
are
Small
AND
are not
Legendary
into 1 item(s). (The exact item(s) are decided by the server.)
Added Ability
Low
Bronze
Silver
Gold
Diamond

Trigger
When this item is sold

Action
Transform the left most item, excluding this item, on the
active player
's board that
are an Item
AND
are not
Legendary
into 1 item(s). (The exact item(s) are decided by the server.)

1.0.1

Apr 16, 2025
Tier
Silver
Bronze
Tags
Reagent, Mak
Loot, Common
Cost
4 » 8 » 16
2 » 4 » 8 » 16
Value
2 » 4 » 8
0
Tooltip
After you buy or sell 3 Reagents, transform this and enchant it.
When you sell this, transform your leftmost Small item.

There are changes to this item's implementation.

Deleted Ability
Low
Silver
Gold
Diamond

Prereq.
While this item has a Custom_0 exactly 2

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is purchased

Action
Transform this item into 1 item(s). (The exact item(s) are decided by the server.)
Added Ability
Low
Bronze
Silver
Gold
Diamond

Trigger
When this item is sold

Action
Transform the left most item, excluding this item, on the
active player
's board that
are an Item
AND
are
Small
AND
are not
Legendary
into 1 item(s). (The exact item(s) are decided by the server.)
Deleted Ability
Low
Silver
Gold
Diamond

Prereq.
While this item has a Custom_0 exactly 2

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is sold

Action
Transform this item into 1 item(s). (The exact item(s) are decided by the server.)
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is purchased

Action
Add 1 to the Custom_0 of this item (permanently)
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is sold

Action
Add 1 to the Custom_0 of this item (permanently)
Deleted Aura
This Aura is not enabled for any tier.

Effect
Add the Custom_0 of this item [0] to the Custom_1 of this item

1.0.0 Hotfix#1

Apr 3, 2025
Tooltip
After you buy 3 Reagents, transform this and enchant it.
After you buy or sell 3 Reagents, transform this and enchant it.

There are changes to this item's implementation.

Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is purchased

Action
Add 1 to the Custom_0 of this item (permanently)
Added Ability
Low
Silver
Gold
Diamond

Prereq.
While this item has a Custom_0 exactly 2

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is sold

Action
Transform this item into 1 item(s). (The exact item(s) are decided by the server.)
Added Ability
Medium
Silver
Gold
Diamond

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is purchased

Action
Add 1 to the Custom_0 of this item (permanently)
Added Ability
Medium
Silver
Gold
Diamond

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is sold

Action
Add 1 to the Custom_0 of this item (permanently)

1.0.0

Apr 2, 2025
Tags
Ingredient, Haste
Reagent
Tooltip
When you use the item to the left of this, Haste the item to the right of this for 1 » 2 » 3 second(s).
After you buy 3 Reagents, transform this and enchant it.
Heavy
Tooltip
When you use the item to the left of this, Slow
1
ability.e1.targets
item for
2
ability.e1
second(s).
When you use the item to the left of this, Slow 1 item for 2 second(s).
There are changes to this enchantment's implementation.
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Slow up to SlowTargets [1] random item on your opponent's board that has a CooldownMax more than 0 sec for SlowAmount [2 sec]
Icy
Tooltip
When you use the item to the left of this, Freeze
1
ability.e1.targets
small item for
1
ability.e1
second(s).
When you use the item to the left of this, Freeze 1 small item for 1 second(s).
There are changes to this enchantment's implementation.
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Freeze up to FreezeTargets [1] random item on your opponent's board that is
Small
 for FreezeAmount [1 sec]
Turbo
This has double Haste duration.
There are changes to this enchantment's implementation.
Deleted Aura
Silver
Gold
Diamond

Effect
Multiply the HasteAmount of this item by 2
Shielded
Tooltip
When you use the item to the left of this, Shield
15
ability.e1
.
When you use the item to the left of this, Shield 15.
There are changes to this enchantment's implementation.
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Shield your player for ShieldApplyAmount [15]
Restorative
Tooltip
When you use the item to the left of this, Heal
20
ability.e1
.
When you use the item to the left of this, Heal 20.
There are changes to this enchantment's implementation.
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Heal your player for HealAmount [20]
Toxic
Tooltip
When you use the item to the left of this, Poison
1
ability.e1
.
When you use the item to the left of this, Poison 1.
There are changes to this enchantment's implementation.
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Poison your opponent for PoisonApplyAmount [1]
Fiery
Tooltip
When you use the item to the left of this, Burn
2
ability.e1
.
When you use the item to the left of this, Burn 2.
There are changes to this enchantment's implementation.
Deleted Ability
Medium
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Burn your opponent for BurnApplyAmount [2]
Deadly
Tooltip
When you use the item to the left of this, the item to the right of this gains
20
ability.e1
% Crit Chance for the fight.
When you use the item to the left of this, the item to the right of this gains 20% Crit Chance for the fight.
There are changes to this enchantment's implementation.
Deleted Ability
Low
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Add 20% to the CritChance of the item to the right if it
has a CooldownMax more than 0 sec
AND
is a
Weapon
OR
has any of the following tags:
until the end of the fight

There are changes to this item's implementation.

Deleted Ability
Low
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Haste up to HasteTargets [1] card among the item to the right if it has a CooldownMax more than 0 sec for HasteAmount [1 sec » 2 sec » 3 sec]
Added Ability
Low
Silver
Gold
Diamond

Prereq.
While this item has a Custom_0 exactly 2

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is purchased

Action
Transform this item into 1 item(s). (The exact item(s) are decided by the server.)
Added Ability
Medium
Silver
Gold
Diamond

Trigger
When the item or skill which triggered this action
is an Item
AND
is a
Reagent
is purchased

Action
Add 1 to the Custom_0 of this item (permanently)
Added Aura
This Aura is not enabled for any tier.

Effect
Add the Custom_0 of this item [0] to the Custom_1 of this item

0.1.9

Mar 19, 2025
Deadly
There are changes to this enchantment's implementation.
Deleted Ability
Low
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Add 20% to the CritChance of the item to the right if it
has a CooldownMax more than 0 sec
AND
is a
Weapon
OR
has any of the following tags:
until the end of the fight
Added Ability
Low
Silver
Gold
Diamond

Trigger
When the item to the left is used

Action
Add 20% to the CritChance of the item to the right if it
has a CooldownMax more than 0 sec
AND
is a
Weapon
OR
has any of the following tags:
until the end of the fight

0.1.8

Mar 5, 2025
Tags
Ingredient