Requires

Deadeye Navigator must be on the battlefield. Blessed Sanctuary must be on the battlefield. Ashnod's Altar must be on the battlefield. Mycosynth Lattice must be on the battlefield. Deadeye Navigator is paired with another creature. Mana needed:

Steps

1. Activate Deadeye Navigator by paying , blinking it.
2. When Deadeye Navigator enters the battlefield, its soulbond ability and Blessed Sanctuary triggers.
3. Resolve the Deadeye Navigator trigger, pairing it and another creature you control.
4. Resolve the Blessed Sanctuary trigger, creating a 2/2 Unicorn creature token.
5. Activate Ashnod's Altar by sacrificing the Unicorn, adding .
6. Repeat.

Results