Archfiend of the Dross + Heartless Act + Switcheroo

Prerequisites

• An opponent controls a creature.
• Archfiend of the Dross has no more than four oil counters on it.

Steps

1. 1Cast Heartless Act by paying , removing up to three oil counters from Archfiend of the Dross.
2. 2Cast Switcheroo by paying , exchanging control of Archfiend of the Dross and a creature with an opponent.
3. 3At the beginning of the opponent's next upkeep, Archfiend of the Dross triggers, causing the opponent to remove an oil counter from it and lose the game.

Effects

• Target opponent loses the game at the beginning of their next upkeep