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