Brothers in Arms (Blue)

When you defend with Brothers in Arms, you may pay {r}. If you do, it gains +2{d}.

Cadaverous Contraband (Blue)

If Cadaverous Contraband hits, you may put a 'non-attack' action card from your graveyard on top of your deck.

Frost Hex

Iyslander Specialization (You may only have Frost Hex in your deck if your hero is Iyslander.)

(An affliction enters the arena under an opposing hero's control.)

Frostbites you control have "At the beginning of your end phase, this deals 1 arcane damage to you."

Ice Eternal

Iyslander Specialization (You may only have Ice Eternal in your deck if your hero is Iyslander.)

Ice Fusion (As an additional cost to play Ice Eternal, you may reveal an Ice card from your hand.)

Create X Frostbite tokens under target hero's control. Then, if Ice Eternal was fused, deal arcane damage to that hero equal to the number of Frostbites they control.

Pursuit of Knowledge

If Pursuit of Knowledge hits, your hero gains +1 [Intellect] until end of turn.

Show Time!

Bravo Specialization (You may only have Show Time! in your deck if your hero is Bravo.)
 
When Show Time! enters the arena, search your deck for a Guardian attack action card, reveal it, put it into your hand, then shuffle your deck.
 
At the beginning of your action phase, destroy Show Time! then draw a card.

Teklo Core

Dash Specialization (You may only have Teklo Core in your deck if your hero is Dash.)

Teklo Core enters the arena with 2 steam counters on it. When Teklo Core has no steam counters on it, destroy it.

At the beginning of your action phase, remove a steam counter from Teklo Core and gain [2 Resource].

Crown of Providence

When you defend with Crown of Providence, you may put a card from your hand or arsenal on the bottom of your deck. If you do, draw a card.

Blade Break (When the combat chain closes, if this defended, destroy it.)

Fyendal's Spring Tunic

At the start of your turn, if Fyendal's Spring Tunic has less than 3 energy counters on it, you may put an energy counter on it.

Instant - Remove 3 energy counters from Fyendal's Spring Tunic: Gain [1 Resource]

Blade Break (If you defend with Fyendal's Spring Tunic, destroy it when the combat chain closes.)

Gambler's Gloves

Whenever a hero rolls a 6 sided die, you may destroy Gambler's Gloves. If you do, that hero rerolls the die. (You decide whether to use Gambler's Gloves after seeing the result of the die roll.)

Ironhide Gauntlet

When you defend with Ironhide Gauntlet you may pay [1 Resource]. If you do, it gains +2[Defense] and destroy it when the combat chain closes. (When an equipment is destroyed, it's put into the graveyard.)

Nullrune Boots

Arcane Barrier 1 (If your hero would be dealt arcane damage, you may pay [1 Resource] instead. If you do, prevent 1 arcane damage that source would deal.)

Nullrune Gloves

Nullrune Hood

Quelling Sleeves

Quell 1 (If your hero would be dealt damage, you may pay {r} to prevent 1 of that damage. If you do, destroy Quelling Sleeves at the beginning of the end phase.)

Quelling Slippers

Quell 1 (If your hero would be dealt damage, you may pay {r} to prevent 1 of that damage. If you do, destroy Quelling Slippers at the beginning of the end phase.)

Snapdragon Scalers

Attack Reaction - Destroy Snapdragon Scalers: Target attack action card with cost 1 or less gains go again.

Talishar, the Lost Prince

Once per Turn Action - [2 Resource], put a rust counter on Talishar, the Lost Prince: Attack

At the beginning of your end phase, if Talishar, the Lost Prince has 3 or more rust counters on it, destroy it.

Alpha Rampage

Rhinar Specialization (You may only have Alpha Rampage in your deck if your hero is Rhinar.)
 
As an additional cost to play Alpha Rampage, discard a random card.
 
Intimidate

Barraging Brawnhide (Red)

If there are less than 2 non-equipment cards defending Barraging Brawnhide, it gains +1 [Power].

Command and Conquer

Defense reactions can't be played to Command and Conquers chain link.

If Command and Conquer hits a hero, destroy all cards in their arsenal.

Endless Winter

Oldhim Specialization (You may only have Endless Winter in your deck if your hero is Oldhim.)

Ice Fusion (As an additional cost to play Endless Winter, you may reveal an Ice card from your hand.)

If Endless Winter was fused, whenever the defending hero adds a defending card to this chain link, create a Frostbite token under their control.

If Endless Winter hits a hero, until the end of their next turn, whenever they activate an ability, create a Frostbite token under their control.

Enlightened Strike

As an additional cost to play Enlightened Strike, put a card from your hand on the bottom of your deck.
 
Choose 1;
 
Draw a card.
 - Enlightened Strike gains +2 [Power].
 - Enlightened Strike gains go again.

Fate Foreseen

Opt 1 (Look at the top card of your deck. You may put it on the bottom.)

Scar for a Scar (Red)

When you play Scar for a Scar, if you have less [Life] than an opposing hero, it gains go again.

Seek Horizon (Red)

As an additional cost to play Seek Horizon, you may put a card from your hand on top of your deck. When you do, Seek Horizon gains go again.

Sink Below (Red)

You may put a card from your hand on the bottom of your deck. If you do, draw a card.

Snatch (Red)

Lesson in Lava

Kano Specialization (You may only have Lesson in Lava in your deck if your hero is Kano.)

Deal 3 arcane damage to target opposing hero.

If Lesson in Lava deals damage, you may search your deck for a Wizard card with [Resource] cost equal to or less than the damage dealt by Lesson in Lava, reveal it, then shuffle your deck and put it on top of your deck.

Spark of Genius

Dash Specialization (You may only have Spark of Genius in your deck if your hero is Dash.)

Search your deck for a Mechanologist item card with cost X, put it into the arena, then shuffle your deck.

If you have boosted this turn, draw a card.

That All You Got?

While this is defending a card with 2 or less {p}, when the combat chain closes, draw a card.

Shiyana, Diamond Gemini

You may have specialization cards of any hero in your deck.

At the beginning of your action phase, Shiyana becomes a copy of target hero until the start of your next turn, and gains "Cards you own are the class of your hero in addition to their other class types."