River Boa [Friday Night Magic 2000] Mountain Plains Note the type of mana

Note the type of mana spent to pay this activation cost

Set: Arabian Nights Type: Creature — Zombie Rarity: Uncommon Cost: {2}{B} At the beginning of each end step

Set: Judge Gift Cards 2009 Type: Land Rarity: Rare {T}

Set: Modern Masters Type: Artifact — Equipment Rarity: Uncommon Cost: {0} Equipped creature has "{T}: Add one mana of any color

River Boa [Friday Night Magic 2000] Mountain Plains Note the type of manaSet: Friday Night Magic 2000 Type: Creature Snake Rarity: Rare Cost: {1}{G} Islandwalk (This creature can't be blocked as long as defending player controls an Island.) {G}: Regenerate River Boa. "But no one heard the snake's gentle hiss for peace over the elephant's trumpeting of war." Afari, *Tales*