Become the Arknight

Viserai Specialization (You may only have Become the Arknight in your deck if your hero is Viserai.) 

Choose 1;

- Discard a 'non-attack' action card. Search your deck for a Runeblade attack action card, reveal it, put it into your hand, then shuffle your deck.
- Discard an attack action card. Search your deck for a Runeblade 'non-attack' action card, reveal it, put it into your hand, then shuffle your deck.

Go again

Force of Nature

Briar Specialization (You may only have Force of Nature in your deck if your hero is Briar.)

Earth Fusion (As an additional cost to play Force of Nature, you may reveal an Earth card from your hand.)

Whenever an attack action card you control hits this turn, if its  [Power] is greater than its base  [Power], draw a card.

If Force of Nature was fused, your next attack this turn gains +1 [Power].

Go again

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."

Heart of Fyendal

Legendary (You may only have 1 Heart of Fyendal in your deck.)

When you pitch Heart of Fyendal, if you have less [Life] than your opponent, gain 1 [Life].

Micro-processor

Data Doll Specialization (You may only have Micro-processor in your deck if your hero is Data Doll.)          
           
Once Per Turn Action - 0: Opt 1  
Once Per Turn Action - 0: Draw a card then put a card from your hand on top of your deck. 
One Per Turn Action - 0: Banish the top card of your deck. The first time you activate Micro-processor each turn, gain 1 action point.

Pummel (Blue)

Choose 1;
 
- Target club or hammer weapon attack gains +2 [Power].
- Target attack action card with cost [2 Resource] or greater gains +2 [Power] and "If this hits, the defending hero discards a card."

Rouse the Ancients

As an additional cost to play Rouse the Ancients, you may reveal any number of attack action cards from your hand with 13 or more total [Power]. If you do, Rouse the Ancients gains +7 [Power] and go again.

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].

Arcanite Skullcap

If you have less [Life] than an opposing hero, Arcanite Skullcap has +1[Defense] and Arcane Barrier 3. (If your hero would be dealt arcane damage, you may pay [3 Resource] instead. If you do, prevent 3 arcane damage that source would deal.)

Battleworn (If you defend with Arcanite Skullcap, put a -1[Defense] counter on it when the combat chain closes.)

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.)

Goliath Gauntlet

Action - Destroy Goliath Gauntlet: The next attack action card with cost 2 or greater you play this turn gains +2 [Power]. Go again

Mage Master Boots

Action - [1 Resource], destroy Mage Master Boots: The next 'non-attack' action card you play this turn gains go again. Go again

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

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

Arknight Ascendancy

Viserai Specialization (You may only have Arknight Ascendency in your deck if your hero is Viserai.) 

Arknight Ascendency costs [1 Resource] less to play for each Runechant you control.

If Arknight Ascendency hits, create X Runechant tokens, where X is the damage dealt by Arknight Ascendency.

Dominate

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.

Crippling Crush

Bravo Specialization (You may only have Crippling Crush in your deck if your hero is Bravo.)
 
Crush - If Crippling Crush deals 4 or more damage to a hero, they discard 2 random cards.

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.

Erase Face

When Erase Face hits a hero, cards and tokens they own lose all class and talent types until the end of their next turn.

Fyendal's Fighting Spirit (Red)

When you attack or defend with Fyendal's Fighting Spirit, if you have less {g} than an opposing hero, gain 1{g}.

Oasis Respite (Red)

Prevent the next 4 damage that would be dealt to target hero this turn by a source of your choice. If they have less life than each other hero, they may gain 1{g}.

Plunder Run (Red)

The next time an attack action card you control hits this turn, draw a card.

If Plunder Run is played from arsenal, the next attack action card you play this turn gains +3 [Power].

Go again

Soul Reaping

Legendary Chane Specialization (You may only have 1 Soul Reaping in your deck and only if your hero is Chane.)

You may banish 1 or more cards from your hand rather than pay Soul Reaping's [Resource] cost. If you do, gain [1 Resource] for each card with blood debt banished this way.

While Soul Reaping is attacking a hero with 1 or more cards in their soul, it has go again.

Art of War

Choose 2;

- Attack action cards you control gain +1 [Power] and +1 [Defense] this turn.
- The next attack action card you play this turn, gains go again.
- Until end of turn, you may defend with attack action cards from arsenal.
- You may banish an attack action card from your hand. If you do, draw 2 cards.

Herald of Judgment

Prism Specialization

If Herald of Judgment hits, put it into your hero's soul and the defending hero can't play cards from their banished zone during their next action phase.

Phantasm

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.

Pummel (Yellow)

Choose 1;
 
- Target club or hammer weapon attack gains +3 [Power].
- Target attack action card with cost [2 Resource] or greater gains +3 [Power] and "If this hits, the defending hero discards a card."

Tome of Fyendal

Draw 2 cards.
 
If Tome of Fyendal is played from arsenal, gain 1 [Life] for each card in your hand.

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."