Unstable Ruins enters the battlefield tapped.
: Add or to your mana pool.
Sacrifice Unstable Ruins: Add or to your mana pool.
, , Sacrifice Unstable Ruins: Target creature gets -2/-2 until end of turn.
: Add 
or 
to your mana pool. or to your mana pool., , Sacrifice Unstable Ruins: Target creature gets -2/-2 until end of turn.
