(Defense reactions can be played from hand or arsenal to defend.)

Decompose - You may banish 2 Earth cards and an action card from your graveyard. If you do, this gets +1[Defense].
Rootbound Carapace (Red) (Promo) $10.00
(Defense reactions can be played from hand or arsenal to defend.)Decompose - You may banish 2 Earth cards and an action card from your graveyard. If you do, this gets +1[Defense].
Oscilio, Constella Intelligence (Promo)
Oscilio, Constella Intelligence (Promo) $22.00
Once per Turn Instant -- Discard an instant: Once per Turn Instant -- Discard an instant: Draw a card.Essence of LightningEssence of Lightning (You may have Lightning cards in your deck.)
Crucible of Aetherweave (Promo)
Crucible of Aetherweave (Promo) $22.00
Once per Turn Instant - [1 Resource]: The next card you play this turn with an effect that deals arcane damage, instead deals that much arcane damage plus 1.
Trailblazing Aether (Yellow)
Trailblazing Aether (Yellow) $1.00
Deal 2 arcane damage to target hero. Surge - If this deals more than 2 damage, it gets go again.
Photon Splicing (Yellow)
Photon Splicing (Yellow) $1.00
Deal 3 arcane damage to any target. Instant -- Discard this: Amp 1 (The next time you would deal arcane damage this turn, instead deal that much plus 1.)
Perennial Aetherbloom (Yellow)
Perennial Aetherbloom (Yellow) $1.00
Deal 2 arcane damage to target hero. Surge - If this deals more than 2 damage, put it on the bottom of its owner's deck.
Exploding Aether (Yellow)
Exploding Aether (Yellow) $1.00
Amp 2 (The next time you would deal arcane damage this turn, instead deal that much plus 2.) Go again
Exploding Aether (Blue)
Exploding Aether (Blue) $1.00
Amp 1 (The next time you would deal arcane damage this turn, instead deal that much plus 1.) Go again
Arcane Twining (Red)
Arcane Twining (Red) $1.00
Deal 3 arcane damage to any target. Instant -- Discard this: Amp 1 (The next time you would deal arcane damage this turn, instead deal that much plus 1.)
Aether Quickening (Blue)
Aether Quickening (Blue) $1.00
Deal 2 arcane damage to target hero. Surge - If this deals more than 2 damage, it gets go again.
Sigil of Temporal Manipulation
Sigil of Temporal Manipulation $1.00
At the beginning of your action phase, destroy this. When this leaves the arena, banish the top card of your deck. If it's a non-attack action card, you may play it this turn as though it were an instant.
Save the Thought (Blue)
Save the Thought (Blue) $1.00
Shuffle up to 1 non-attack action card from your graveyard into your deck. Create a Ponder token.
Glyph Overlay (Yellow)
Glyph Overlay (Yellow) $1.00
Deal X+2 arcane damage to target hero, where X is the number of aura permanents you control with Sigil in their name. Surge - If this deals more than 2 damage, gain 1{g}, then shuffle all aura permanents you control with Sigil in their name into their owner's deck.
Chorus of the Amphitheater (Yellow)
Chorus of the Amphitheater (Yellow) $1.00
Deal 3 arcane damage to any target. Instant -- Discard this: If an action or instant card you control would deal arcane damage this turn, instead it deals that much plus 1.
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