Migratory Greathorn
Creature — Beast
Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Card Availability
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Other printings
Legalities
LEGAL
Brawl
LEGAL
Commander
LEGAL
Duel
UNKNOWN
Future
UNKNOWN
Frontier
LEGAL
Historic
LEGAL
Legacy
LEGAL
Modern
UNKNOWN
Oathbreaker
LEGAL
Pauper
UNKNOWN
Penny
LEGAL
Pioneer
UNKNOWN
Standard
LEGAL
Vintage