Astral Dragon + Springheart Nantuko + Tireless Provisioner Combo

All permanents on the battlefield (Springheart Nantuko attached to Astral Dragon on the battlefield).

You have a land card in hand

You are able to play a land this turn.

if the land card in hand does not enter untapped and/or cannot produce mana available

Play a land. When the land enters, Springheart Nantuko and Tireless Provisioner trigger.

Holding priority, if the land enters the battlefield untapped, activate it by tapping it, adding at least .

Resolve the Tireless Provisioner trigger, creating a Treasure token.

Holding priority, activate the Treasure by tapping and sacrificing it, adding .

Resolve the Springheart Nantuko trigger, causing you to pay to create a token copy of Astral Dragon.

When the Astral Dragon token enters the battlefield, it triggers, creating two copies of a land you control that are 3/3 Dragon creatures in addition to their other types.

When the land tokens enter the battlefield, Springheart Nantuko and Tireless Provisioner trigger twice.

Resolve both Tireless Provisioner triggers, creating two Treasure tokens.

Holding priority, activate the two Treasures by tapping and sacrificing them, adding .

Resolve the first Springheart Nantuko trigger, choosing not to pay and creating a 1/1 Insect creature token.

Repeat from step 5 with the second Springheart Nantuko trigger.

Infinite creature ETB

Infinite creature tokens

Infinite landfall triggers