Reverent Mantra [Mercadian Masques] Mirrodin Besieged Sacrifice Powder Keg: Destroy each

Sacrifice Powder Keg: Destroy each artifact and creature with converted mana cost equal to the number of fuse counters on Powder Keg

{9}: Untap Colossus of Sardia

They sapped the strength of our defenses

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Set: Limited Edition Beta Type: Creature — Giant Rare Cost: {4}{R} Trample Two-Headed Giant of Foriys can block an additional creature each combat

Reverent Mantra [Mercadian Masques] Mirrodin Besieged Sacrifice Powder Keg: Destroy eachSet: Mercadian Masques Type: Instant Rare Cost: {3}{W} You may exile a white card from your hand rather than pay this spell's mana cost. Choose a color. All creatures gain protection from the chosen color until end of turn.