Eternal Witness + Priest of Gix + Victimize + Desecrated Tomb + Phantom Train

Eternal Witness

Priest of Gix

Victimize

Desecrated Tomb

Phantom Train

How it works

1. Activate Phantom Train twice by sacrificing Priest of Gix and Eternal Witness.
2. Cast Victimize by paying 2 and sacrificing another creature, returning Eternal Witness and Priest of Gix from your graveyard to the battlefield.
3. When Priest of Gix and Eternal Witness enter, they each trigger as well as Desecrated Tomb.
4. Resolve the Priest of Gix trigger, adding .
5. Resolve the Desecrated Tomb trigger, creating a creature token.
6. Resolve the Eternal Witness trigger, returning Victimize from your graveyard to your hand.
7. Repeat.