Cavernous Maw (LCI-270) - The Lost Caverns of Ixalan
LEGAL
Standard
LEGAL
Future
LEGAL
Historic
LEGAL
Timeless
LEGAL
Gladiator
LEGAL
Pioneer
LEGAL
Modern
LEGAL
Legacy
NOT LEGAL
Pauper
LEGAL
Vintage
NOT LEGAL
Penny
LEGAL
Commander
LEGAL
Oathbreaker
LEGAL
Standardbrawl
LEGAL
Brawl
LEGAL
Alchemy
NOT LEGAL
Pauper Commander
LEGAL
Duel
NOT LEGAL
Oldschool
NOT LEGAL
Premodern
NOT LEGAL
Predh
: Add 
.
: This land becomes a 3/3 Elemental creature until end of turn. It's still a Cave land. Activate only if the number of other Caves you control plus the number of Cave cards in your graveyard is three or greater.Cavernous Maw (LCI-270) - The Lost Caverns of Ixalan
LEGAL
Standard
LEGAL
Future
LEGAL
Historic
LEGAL
Timeless
LEGAL
Gladiator
LEGAL
Pioneer
LEGAL
Modern
LEGAL
Legacy
NOT LEGAL
Pauper
LEGAL
Vintage
NOT LEGAL
Penny
LEGAL
Commander
LEGAL
Oathbreaker
LEGAL
Standardbrawl
LEGAL
Brawl
LEGAL
Alchemy
NOT LEGAL
Pauper Commander
LEGAL
Duel
NOT LEGAL
Oldschool
NOT LEGAL
Premodern
NOT LEGAL
Predh
: Add .: This land becomes a 3/3 Elemental creature until end of turn. It's still a Cave land. Activate only if the number of other Caves you control plus the number of Cave cards in your graveyard is three or greater.