Spider-Man India + Crystalline Crawler + Helm of Awakening + Whitemane Lion

Spider-Man India

Crystalline Crawler

Helm of Awakening

Whitemane Lion

How it works

1. Cast Whitemane Lion by paying .
2. Spider-Man India triggers, putting a +1/+1 counter on Crystalline Crawler.
3. When Whitemane Lion enters, it triggers, returning itself from the battlefield to your hand.
4. Activate Crystalline Crawler by removing a +1/+1 counter from it, adding .
5. Repeat.