Whisper, Blood Liturgist + Thornbite Staff + Pawn of Ulamog + Blood Artist

Prerequisites

• Thornbite Staff attached to Whisper.
• Whisper does not have summoning sickness.
• You control at least two other nontoken creatures.
• You have a creature card in your graveyard.

Steps

1. 1Activate Whisper by tapping it and sacrificing two other nontoken creatures.
2. 2Pawn of Ulamog, Blood Artist and Whisper each trigger twice.
3. 3Resolve both Pawn of Ulamog triggers, creating two 0/1 Eldrazi Spawn creature tokens.
4. 4Resolve both Blood Artist triggers, causing target player to lose 2 life and you to gain two life.
5. 5Resolve both Whisper triggers, untapping it.
6. 6Resolve the Whisper ability from step 1, returning target creature card from your graveyard to the battlefield.
7. 7Activate Whisper by tapping it and sacrificing an Eldrazi Spawn token and any other nontoken creature.
8. 8Pawn of Ulamog triggers once, while Blood Artist and Whisper each trigger twice.
9. 9Resolve the Pawn of Ulamog trigger, creating a 0/1 Eldrazi Spawn creature token.
10. 10Repeat from step 4.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss