Powder Keg [Magic Player Rewards 2004] U-MON063-RF you may play it this

you may play it this turn as though it were an instant

Set: Black & White: Boundaries Crossed Type: Grass Rarity: Ultra Rare Retreat cost: Colorless

Set: Magic Player Rewards 2009 Type: Instant Rarity: Rare Cost: {1}{U} Counter target noncreature spell

Battleworn (If you defend with Scabskin Leathers

Powder Keg [Magic Player Rewards 2004] U-MON063-RF you may play it thisSet: Magic Player Rewards 2004 Type: Artifact Rarity: Rare Cost: {2} At the beginning of your upkeep, you may put a fuse counter on Powder Keg. {T}, Sacrifice Powder Keg: Destroy each artifact and creature with converted mana cost equal to the number of fuse counters on Powder Keg.