
As an additional cost to cast this spell, sacrifice half the lands you control, rounded up.
Hexproof
Lands you control have "{T}: Add three mana of any one color."
Tectonic Split has 2 printings, first in Avatar: The Last Airbender Eternal (2025). EDHREC ranks it #7,689 among Commander cards. It appears most in Toph, the First Metalbender decks (2,871 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.