When Darkslick Forge enters the battlefield, sacrifice it unless you pay 1 life.
: Add or to your mana pool.
Sacrifice Darkslick Forge: 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.
