Howltooth Volcano enters the battlefield tapped unless you reveal a creature card from your hand.
: Add or to your mana pool.
Sacrifice Howltooth Volcano: Add or to your mana pool.
: Target creature loses all landwalk abilities until end of turn.
: Add 
or 
to your mana pool. or to your mana pool.: Target creature loses all landwalk abilities until end of turn.
