Felidar Guardian + Deadeye Navigator + Chromatic Orrery

Felidar Guardian

Deadeye Navigator

Chromatic Orrery

How it works

1. Activate Chromatic Orrery's first ability by tapping it, adding .
2. Activate Felidar Guardian by paying 1, blinking it.
3. When Felidar Guardian enters the battlefield, it and Deadeye Navigator's soulbond ability trigger.
4. Resolve the Felidar Guardian trigger, blinking Chromatic Orrery.
5. Resolve the Deadeye Navigator trigger, repairing it and Felidar Guardian.
6. Repeat.
7. Once you have infinite mana, you may use Chromatic Orrery's second ability instead to draw infinite cards.