Patron of the Moon + Azorius Chancery + Archelos, Lagoon Mystic

Patron of the Moon

Azorius Chancery

Archelos, Lagoon Mystic

How it works

1. Pay 1 to activate Patron of the Moon, putting Azorius Chancery onto the battlefield.
2. Azorius Chancery triggers, targeting itself.
3. With the trigger on the stack, tap Azorius Chancery for .
4. Allow the trigger to resolve, returning Azorius Chancery to your hand.
5. Repeat.