Warren Soultrader + Seedship Broodtender + Reveillark + Boss's Chauffeur + Vindictive Vampire

Warren Soultrader

Seedship Broodtender

Reveillark

Boss's Chauffeur

Vindictive Vampire

How it works

1. Activate Warren Soultrader by paying 1 life and sacrificing Reveillark.
2. When Reveillark dies, it and Vindictive Vampire trigger.
3. Resolve the Vindictive Vampire trigger, causing you to gain 1 life and dealing 1 damage to each opponent.
4. Resolve the Reveillark trigger, returning Seedship Broodtender and Boss's Chauffeur from your graveyard to the battlefield. Boss's Chauffeur will enter with a +1/+1 counter on it equal to the number of creatures you control.
5. When Seedship Broodtender enters, it and Boss's Chauffeur trigger, causing you to mill three cards and put a +1/+1 counter on Boss's Chauffeur.
6. Resolve the Warren Soultrader ability, creating a Treasure token.
7. Activate Warren Soultrader by paying 1 life and sacrificing Boss's Chauffeur.
8. When Boss's Chauffeur dies, it and Vindictive Vampire trigger.
9. Resolve the Vindictive Vampire trigger, causing you to gain 1 life and dealing 1 damage to each opponent.
10. Resolve the Boss's Chauffeur trigger, creating a 1/1 Citizen creature token for each +1/+1 counter on it.
11. Resolve the Warren Soultrader ability, creating a Treasure token.
12. Activate Warren Soultrader by paying 1 life and sacrificing a Citizen.
13. When the Citizen dies, Vindictive Vampire triggers, causing you to gain 1 life and dealing 1 damage to each opponent.
14. Resolve the Warren Soultrader ability, creating a Treasure token.
15. Repeat from step 12 two additional times.
16. Activate five Treasures by tapping and sacrificing them, adding 3.
17. Activate Seedship Broodtender by paying 3 and sacrificing it.
18. When Seedship Broodtender dies, Vindictive Vampire triggers, causing you to gain 1 life and dealing 1 damage to each opponent.
19. Resolve the Seedship Broodtender ability, returning Reveillark from your graveyard to the battlefield.
20. Repeat.

This intricate loop uses Warren Soultrader as a reliable sacrifice outlet that fuels both mana production and death triggers, while Vindictive Vampire turns those countless sacrifices into a lethal drain on your opponents' life totals. The engine thrives thanks to Reveillark, whose leaves-the-battlefield trigger pulls back key pieces like Seedship Broodtender and Boss's Chauffeur. As Seedship Broodtender mills your library and Boss's Chauffeur grows with counters before cashing them in for Citizen tokens, you generate an endless surplus of fodder and treasure to continuously recur your board.