Kodama of the East Tree + Oboro Breezecaller + Down in the Valley Combo

All permanents on the battlefield (Down in the Valley with two or more lore counters on it on the battlefield).

You are able to play a land this turn. You control two lands that can tap to produce at least , one of which must enter the battlefield untapped.

Activate two lands by tapping them, adding at least .

Activate Oboro Breezecaller by paying and returning one of the lands from the battlefield to your hand, untapping the other land.

Play the land returned to your hand in step 2.

When the land enters the battlefield, Kodama and Down in the Valley trigger.

Resolve the Kodama trigger, putting nothing onto the battlefield.

Resolve the Down in the Valley trigger, creating a token.

When the token enters the battlefield, Kodama triggers.

Holding priority, activate two lands by tapping them, adding at least .

Activate Oboro Breezecaller by paying and returning one of the lands from the battlefield to your hand, untapping the other land.

Resolve the Kodama trigger from step 7, putting the land returned to your hand onto the battlefield.

When the land enters the battlefield, Down in the Valley triggers, creating a token.

Repeat from step 7.

Infinite creature ETB

Infinite creature tokens

Infinite landfall triggers