Requires

Karmic Guide must be in the graveyard. Cavalier of Dawn must be in the graveyard. Animate Dead must be in hand. Phyrexian Altar must be on the battlefield. Mana needed:

Steps

1. Cast Animate Dead by paying , targeting Karmic Guide in your graveyard.
2. Animate Dead triggers, returning Karmic Guide to the battlefield.
3. Karmic Guide triggers, returning Cavalier of Dawn from your graveyard to the battlefield.
4. When Cavalier of Dawn enters, it triggers itself, targeting nothing.
5. Activate Phyrexian Altar by sacrificing Karmic Guide, adding .
6. Animate Dead is put into your graveyard as a state-based action.
7. Activate Phyrexian Altar by sacrificing Cavalier of Dawn, adding .
8. Cavalier of Dawn's last ability triggers, returning Animate Dead from your graveyard to your hand.
9. Repeat.

Results