Eustace, Izzet Engineer

+1: Create a colorless Hex-mine artifact token with "Sacrifice this artifact: Hex-Mine deals 1 damage to any target."
-2: Create a colorless Think-bomb artifact token with "Sacrifice this artifact: target player draws a card."
-6: Create a colorless Jammer artifact token with "Your opponents, and permanents your opponents control, lose hexproof and cannot gain hexproof."