Kuldotha Flamefiend [Jumpstart 2022] Xros Encounter Pre-Release Cards if a blue attack action

if a blue attack action card was the last attack this combat chain

Set: Judgment Type: Instant Rarity: Uncommon Cost: {1}{B} Each player may exile any number of cards from their graveyard

Without it

When you get into the swamp

Set: Kaladesh Type: Creature — Aetherborn Artificer Rarity: Uncommon Cost: {2}{B} Fabricate 2 (When this creature enters the battlefield

Kuldotha Flamefiend [Jumpstart 2022] Xros Encounter Pre-Release Cards if a blue attack actionSet: Jumpstart 2022 Type: Creature Elemental Rarity: Uncommon Cost: {4}{R}{R} When Kuldotha Flamefiend enters the battlefield, you may sacrifice an artifact. If you do, Kuldotha Flamefiend deals 4 damage divided as you choose among any number of targets.