Purphoros, God of the Forge + Tainted Strike + Avenger of Zendikar

Prerequisites

• you control at least four lands.

Steps

1. 1Cast Tainted Strike, giving Purphoros +1/+0 and infect until end of turn.
2. 2Cast Avenger of Zendikar.
3. 3Avenger of Zendikar enters, triggering itself and Purphoros.
4. 4Resolve the Avenger of Zendikar trigger, creating a Plant token for each land you control.
5. 5The tokens enter, triggering Purphoros four times.
6. 6Resolve All Purphoros triggers giving each opponent ten poison counters.

Effects

• Each opponent loses the game