Ancient Greenwarden + Mina and Denn, Wildborn + Lotus Cobra + Retreat to Coralhelm + Sakura-Tribe Scout

Ancient Greenwarden

Mina and Denn, Wildborn

Lotus Cobra

Retreat to Coralhelm

Sakura-Tribe Scout

How it works

1. Activate Sakura-Tribe Scout by tapping it, putting a land from your hand onto the battlefield.
2. The land enters the battlefield, triggering Lotus Cobra and Retreat to Coralhelm twice.
3. Resolve both Lotus Cobra triggers, adding .
4. Resolve the first Retreat to Coralhelm trigger, causing you to either tap or untap a creature, or scry 1.
5. Resolve the second Retreat to Coralhelm trigger, untapping Sakura-Tribe Scout.
6. Activate Mina and Denn by paying and returning the land from the battlefield to your hand, giving target creature trample until end of turn.
7. Repeat.