Power Surge (CE) [Collectors’ Edition] Elf Ranger Whenever you cast an instant

Whenever you cast an instant or sorcery spell or activate an ability

Set: Commander 2013 Type: Instant Uncommon Cost: {U}{B} Look at the top five cards of your library

Set: Ixalan Prerelease Promos Type: Creature — Dinosaur Rarity: Rare Cost: {5}{W}{W} Double strike

Set: Planechase Type: Creature — Elemental Shaman Rarity: Uncommon Cost: {R} When Flamekin Harbinger enters the battlefield

Power Surge (CE) [Collectors’ Edition] Elf Ranger Whenever you cast an instantSet: Collectors Edition 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.