Power Surge [Collectors' Edition] Condition:Played you may have that player

you may have that player lose 2 life

Set: Urza's Saga Type: Artifact Rarity: Rare Cost: {4} At the beginning of each player's upkeep

Set: Hour of Devastation Promos Type: Creature — Cat Rarity: Rare Cost: {1}{W} Double strike

Set: Core Set 2020 Prerelease Promos Type: Creature — Elemental Knight Rarity: Mythic Cost: {2}{W}{W}{W} Vigilance

or 2 laspistols

Power Surge [Collectors' Edition] Condition:Played you may have that playerSet: 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.