4 Master of Etherium 4 Springleaf Drum 4 Thoughtseize 3 Chromatic Star 4 Cranial Plating 4 Arcbound Ravager 2 Darksteel Citadel 4 Arcbound Worker 3 Blinkmoth Nexus 4 Great Furnace 4 Frogmite 4 Vault of Whispers 4 Thoughtcast 4 Seat of the Synod 3 Myr Enforcer 1 Island 4 Ornithopter