Ramos, Dragon Engine (Retro Schematic) (Serial Numbered) [The Brothers' War Retro Artifacts] FAB085 you may put that card

you may put that card on the bottom of your library

Undead Vizier exploits a creature

you may cast them

Set: Antiquities Type: Creature — Treefolk Rarity: Rare Cost: {1}{G}{G} Gaea's Avenger's power and toughness are each equal to 1 plus the number of artifacts your opponents control

Ramos, Dragon Engine (Retro Schematic) (Serial Numbered) [The Brothers' War Retro Artifacts] FAB085 you may put that cardSet: The Brothers' War Retro Artifacts Type: Legendary Artifact Creature Dragon Rarity: Mythic Cost: {6} Flying Whenever you cast a spell, put a +1 +1 counter on Ramos, Dragon Engine for each of that spell's colors. Remove five +1 +1 counters from Ramos: Add {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}. Activate only once each turn.