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Storm Striders
Storm Striders $59.00
Instant - {r}, destroy Storm Striders: You may play your next Wizard 'non-attack' action card this turn as though it were an instant. Arcane Barrier 2 (If your hero would be dealt arcane damage, you may pay {r}{r} instead. If you do, prevent 2 arcane damage that source would deal.)
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Teklo Foundry Heart
Teklo Foundry Heart from $29.00
Once per Turn Action - {r}: Banish the top 2 cards of your deck. Gain {r} for each Mechanologist card banished this way. Activate this ability only if you have boosted this turn. Go again Battleworn (If you defend with Teklo Foundry Heart, put a -1{d} counter on it when the combat chain closes.)
Teklo Core
Teklo Core $7.00
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 {r}{r}.
Mask of Momentum
Mask of Momentum $73.00
Once per Turn Effect - When an attack action card you control is the third or higher chain link in a row to hit, draw a card. Blade Break (If you defend with Mask of Momentum, destroy it when the combat chain closes.)
Tectonic Plating
Tectonic Plating $22.00
Once per Turn Action - {r}: Create a Seismic Surge aura token. Go again Battleworn  (If you defend with Tectonic Plating, put a -1{d} counter on it when the combat chain closes.)
Last Ditch Effort
Last Ditch Effort $1.00
When you play Last Ditch Effort, if you have no cards in your deck, it gains +4{p} and go again. 
Remorseless
Remorseless $5.00
(Arrows can only be played from arsenal and only if you control a bow.) If Remorseless is put into your arsenal face up, until end of turn it gains "Defense reactions can't be played from arsenal to Remorseless's chain link."  If Remorseless hits a hero, until the end of their next turn, whenever they play an action card, they lose 1{g}.
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Metacarpus Node
Metacarpus Node $4.00
Whenever you play a card with an effect that deals arcane damage, you may pay {r}. If you do, that effect deals that much arcane damage plus 1 and at the beginning of the end phase, destroy Metacarpus Node. Arcane Barrier 1 (If your hero would be dealt arcane damage, you may pay {r} instead. If you do, prevent 1 arcane damage that source would deal.)
Dread Triptych
Dread Triptych $3.00
When Dread Triptych attacks, if you've played a 'non-attack' action card this turn, create a Runechant token.  When Dread Triptych attacks, if you've dealt arcane damage this turn, create a Runechant token. If Dread Triptrych hits, create a Runechant token.
Feign Death
Feign Death $1.00
Play Feign Death only if you have been dealt damage this turn. The next time you would be dealt damage this turn, prevent it.
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Spark of Genius
Spark of Genius $5.00
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.
Rout
Rout $1.00
Target weapon attack gains +3{p}. Reprise - If the defending hero has defended with a card from their hand this chain link, you may return target non-equipment defending card to its owners hand.
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Mugenshi: RELEASE
Mugenshi: RELEASE $1.00
Katsu Specialization (You may only have Mugenshi: RELEASE in your deck if your hero is Katsu.) Combo - If Whelming Gustwave was the last attack this combat chain, Mugenshi: RELEASE gains +1{p}, go again, and "If this hits, search your deck for any number of cards named Lord of Wind, reveal them, put them into your hand, then shuffle your deck."
Find Center
Find Center $1.00
Combo - If Crane Dance was the last attack this combat chain, Find Center can't be defended by cards with {r} cost less than the number of chain links you control, and it gains "If this hits, create a Zen State token."
Fyendal's Spring Tunic
Fyendal's Spring Tunic $160.00
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 {r} Blade Break (If you defend with Fyendal's Spring Tunic, destroy it when the combat chain closes.)
High Octane
High Octane $2.00
Whenever you boost a card this turn, gain 1 action point. Draw a card. Go again
Lord of Wind
Lord of Wind $2.00
Katsu Specialization (You may only have Lord of Wind in your deck if your hero is Katsu.) Combo - If Mugenshi: RELEASE was the last attack this combat chain, additional cost to play Lord of Wind you may pat any amount of {r}. If you do, shuffle that many target cards named Surging Strike, Whelming Gustwave, and/or Mugenshi: RELEASE from your graveyard into your deck, then Lord of Wind gains that much {p}. 
Sand Sketched Plan
Sand Sketched Plan $1.00
Rhinar Specialization (You may only have Sand Sketched Plan in your deck if your hero is Rhinar.) Search your deck for a card, put it into your hand, discard a random card, then shuffle your deck. If the discarded card has 6 or more {p}, gain 2 action points.
Reckless Swing
Reckless Swing $2.00
As an additional cost to play Reckless Swing, discard a random card. If the discarded card has 6 or more {p}, deal 2 damage to the attacking hero.
Skullbone Crosswrap
Skullbone Crosswrap from $15.00
Once per Turn Action - Turn a face down card in your arsenal face up: Opt 1. Go again Arcane Barrier 1 (If your hero would be dealt arcane damage, you may pay {r} instead. If you do, prevent 1 arcane damage that source would deal.) Blade Break (If youd defend with Skullbone Crosswrap, destroy it when the combat chain closes.)
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