Simic Growth Chamber + Sakura-Tribe Scout + Elven Raft-Steerer

Simic Growth Chamber

Sakura-Tribe Scout

Elven Raft-Steerer

How it works

1. Activate Sakura-Tribe Scout by tapping it, putting Simic Growth Chamber from your hand onto the battlefield.
2. When Simic Growth Chamber enters the battlefield, it and Elven Raft-Steerer trigger.
3. Resolve the Simic Growth Chamber trigger, returning itself from the battlefield to your hand.
4. Resolve the Elven Raft-Steerer trigger, untapping Sakura-Tribe Scout.
5. Repeat.