Warren Soultrader + Enduring Renewal + Kheru Bloodsucker

Warren Soultrader

Enduring Renewal

Kheru Bloodsucker

How it works

1. Activate Warren Soultrader by paying 1 life and sacrificing the nontoken creature that can be cast using one colored mana.
2. When the creature dies, Kheru Bloodsucker and Enduring Renewal trigger.
3. Resolve the Kheru Bloodsucker trigger, causing you to gain 2 life and target opponent to lose 2 life.
4. Resolve the Enduring Renewal trigger, returning the creature from your graveyard to your hand.
5. Resolve the Warren Soultrader ability, creating a Treasure token.
6. Activate the Treasure by tapping and sacrificing it, adding one mana of any color.
7. Cast the creature by paying its mana cost.
8. Repeat.