Deeproot Pilgrimage + Kiora's Follower + Vesuvan Shapeshifter

Deeproot Pilgrimage

Kiora's Follower

Vesuvan Shapeshifter

How it works

1. Activate Kiora's Follower by tapping it, targeting Vesuvan Shapeshifter.
2. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
3. Resolve the Kiora's Follower ability, untapping Vesuvan Shapeshifter.
4. Activate Vesuvan Shapeshifter by tapping it, targeting Kiora's Follower.
5. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
6. Resolve the Vesuvan Shapeshifter ability, untapping Kiora's Follower.
7. Repeat.