Revolutionary Rebuff [Kaladesh] Fungus Horror or Special Summoned by Tributing

or Special Summoned by Tributing 1 Level 10 "Ultimate Crystal" monster (in which case you do not use "Polymerization")

Return ir to the hand

Set: Aether Revolt Promos Type: Creature — Human Wizard Rarity: Uncommon Cost: {2}{U} When Trophy Mage enters the battlefield

Set: Starter 1999 Type: Sorcery Rarity: Uncommon Cost: {3}{U}{U} Draw four cards

A hermit crab goes through many shells in its lifetime

Revolutionary Rebuff [Kaladesh] Fungus Horror or Special Summoned by TributingSet: Kaladesh Type: Instant Rarity: Common Cost: {1}{U} Counter target nonartifact spell unless its controller pays {2}. By the time a Consulate sanction becomes official, the renegade quicksmiths have already found a way to circumvent it.