Sonic Boom
Sonic Boom from $6.00
Deal 3 arcane damage to target opposing hero. If Sonic Boom deals damage, look at the top card of your deck. If it's a Wizard 'non-attack' action card, you may banish it. If you do, you may play it this turn as though it were an instant and it costs X resource points less to play, where X is the damage dealt by Sonic Boom.
Blazing Aether
Blazing Aether from $3.00
Kano Specialization  Deal X arcane damage to target hero, where X is the amount of arcane damage you have dealt to that hero this turn. 
Red in the Ledger
Red in the Ledger from $10.00
(Arrows can only be played from arsenal and only if you control a bow.) Azalea Specialization If Red in the Ledger hits a hero, they can't play or activate more than 1 action during their next turn.
Art of War
Art of War from $22.00
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.
Command and Conquer Command and Conquer
Command and Conquer from $137.00
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.
Three of a Kind
Three of a Kind from $6.00
Draw 3 cards. Until end of turn, you may only play cards from arsenal. Go again
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