Hapatra, Vizier of Poisons + Obelisk Spider + Yawgmoth, Thran Physician

BG identity

Commander legal

The 3 combo pieces

• Hapatra, Vizier of Poisons
• Obelisk Spider
• Yawgmoth, Thran Physician

What must be in place

You control at least one additional creature.
Your life total is at least 2.
An opponent controls a creature.

How to execute it

1. Activate Yawgmoth by paying 1 life and sacrificing a creature, targeting any creature an opponent controls, putting a -1/-1 counter on a creature an opponent controls, and causing you to draw a card.
2. Hapatra and Obelisk Spider's second abilities trigger.
3. Resolve the Hapatra trigger, creating a 1/1 Snake creature token.
4. Resolve the Obelisk Spider trigger, causing you to gain 1 life and each opponent to lose 1 life.
5. Repeat.

What the combo produces

• Destroy all creatures opponents control
• Destroy each creature that enters the battlefield under an opponent's control
• Infinite -1/-1 counters
• Lock
• Near-infinite card draw
• Near-infinite creature sacrifice triggers
• Near-infinite death triggers
• Near-infinite draw triggers
• Near-infinite ETB
• Near-infinite lifegain triggers
• Near-infinite lifeloss
• Near-infinite LTB