Koga's Beedrill (9/132) [Gym Challenge 1st Edition] Mirrodin Besieged Promos destroy all other creatures that

destroy all other creatures that share a color with it

Whenever a player casts a spell with mana value equal to the number of charge counters on Chalice of the Void

Set: Diamond & Pearl: Black Star Promos Type: Psychic Rarity: Black Star Promo

And this witch's brew wouldn't be complete without a dash of added artifacts

Set: Alpha Edition Type: Enchantment Rarity: Rare Cost: {1}{U} You may have Copy Artifact enter the battlefield as a copy of any artifact on the battlefield

Koga's Beedrill (9/132) [Gym Challenge 1st Edition] Mirrodin Besieged Promos destroy all other creatures thatSet: Gym Challenge 1st Edition Type: Grass Rarity: Holo Rare