Power Surge [Beta Edition] Psychic[×2] during your opponent's Standby Phase:

during your opponent's Standby Phase: You can inflict 300 damage to your opponent for each card your opponent controls

Set: Alliances Type: Artifact Creature — Wall Rarity: Uncommon Cost: {0} Defender

or Special Summonded

) You can only activate 1 "The Book of the Law" per turn

Set: Battlebond Type: Sorcery Rarity: Rare Cost: {1}{R}{R} Until end of turn

Power Surge [Beta Edition] Psychic[×2] during your opponent's Standby Phase:Set: Beta 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.