(: Add or to your mana pool.)
Skeletal Plain enters the battlefield tapped.
, , Sacrifice Skeletal Plain: Put a -1/-1 counter on target creature.
, : Target creature gains vigilance until end of turn.
: Add 
or 
to your mana pool.), , Sacrifice Skeletal Plain: Put a -1/-1 counter on target creature.
, : Target creature gains vigilance until end of turn.
