Rin and Seri, Inseparable + Earthcraft + Whitemane Lion

Rin and Seri, Inseparable

Earthcraft

Whitemane Lion

How it works

1. Cast Whitemane Lion by paying 1.
2. Rin and Seri triggers, creating a 1/1 Dog creature token.
3. Whitemane Lion enters the battlefield, triggering its ability.
4. Holding priority, activate Earthcraft by tapping the Dog token, untapping a basic Plains you control.
5. Activate the Plains by tapping it, adding .
6. Repeat from step 4 one additional time, tapping Whitemane Lion instead.
7. Resolve the Whitemane Lion trigger from step 3, returning itself from the battlefield to your hand.
8. Repeat.