Power Surge [Summer Magic / Edgar] 001 you may change "target black

you may change "target black spell" to "target blue spell

Set: The Brothers' War Retro Artifacts Type: Legendary Artifact Rarity: Mythic Cost: {0} {T}: Add one mana of any color among legendary creatures and planeswalkers you control

Set: The Lord of the Rings: Tales of Middle-Earth Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} As long as it's your turn

Set: The Lord of the Rings: Tales of Middle-Earth Prerelease Promos Type: Legendary Creature — Human Soldier Rarity: Rare Cost: {2}{W} Whenever an opponent casts a spell

Set: Diamond & Pearl: Majestic Dawn Type: Special Energy Rarity: Promo

Power Surge [Summer Magic / Edgar] 001 you may change "target blackSet: Summer Magic Edgar Type: Enchantment Rarity: Rare Cost: {R}{R} At the beginning of each player's upkeep, Power Surge deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.