Studious First-Year // Rampant Growth + Displacer Kitten + Stone-Seeder Hierophant + Matzalantli, the Great Door // The Core
Studious First-Year // Rampant Growth
Displacer Kitten
Stone-Seeder Hierophant
Matzalantli, the Great Door // The Core
Near-infinite creature ETBNear-infinite creature LTBNear-infinite landfall triggersNear-infinite magecraft triggersNear-infinite storm countPut all basic lands from your library onto the battlefield tappedNear-infinite mana lands you control can produce
How it works
Activate Stone-Seeder Hierophant by tapping it, untapping Matzalantli, the Great Door // The Core.
Activate Matzalantli, the Great Door // The Core by tapping it, adding at least .
Cast the copy of Rampant Growth from exile by paying 1, unpreparing Studious First-Year.
When you cast that spell, Displacer Kitten triggers, blinking Studious First-Year, which enters prepared.
Resolve Rampant Growth, fetching a basic land from your library to the battlefield tapped.
When the land enters, Stone-Seeder Hierophant triggers, untapping itself.