if the land card in hand does not enter untapped and/or cannot produce mana available.
Steps
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.
Results
Infinite creature ETB.
Infinite creature tokens.
Infinite landfall triggers.
Metadata
Bracket tag
ExhibitionBracket 1+
For any deck
1
2
3
4
5
1 · Exhibition5 · cEDH
Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.