$1.13
Tezzeret the Schemer 
Legendary Planeswalker — Tezzeret
Aether Revolt Mythic
+1: Create a colorless artifact token named Etherium Cell with "
, Sacrifice this artifact: Add one mana of any color."
−2: Target creature gets +X/-X until end of turn, where X is the number of artifacts you control.
−7: You get an emblem with "At the beginning of combat on your turn, target artifact you control becomes an artifact creature with base power and toughness 5/5."
, Sacrifice this artifact: Add one mana of any color."−2: Target creature gets +X/-X until end of turn, where X is the number of artifacts you control.
−7: You get an emblem with "At the beginning of combat on your turn, target artifact you control becomes an artifact creature with base power and toughness 5/5."
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#137 — Illus. Ryan Alexander Lee