Fertilid + Amulet of Vigor + Lotus Cobra + Obuun, Mul Daya Ancestor

Fertilid

Amulet of Vigor

Lotus Cobra

Obuun, Mul Daya Ancestor

How it works

1. Activate Fertilid by paying 1 and removing a +1/+1 counter from it, causing you to search your library for a basic land card and put it on the battlefield untapped due to Amulet of Vigor.
2. When the basic land enters, Amulet of Vigor, Lotus Cobra and Obuun trigger.
3. Resolve the Amulet of Vigor trigger, untapping the basic land.
4. Resolve the Lotus Cobra trigger, adding .
5. Resolve the Obuun trigger, putting a +1/+1 counter on Fertilid.
6. Activate the basic land by tapping it, adding 1.
7. Repeat.