Power Surge [Unlimited Edition] Human Warrior Whenever you cast a creature

Whenever you cast a creature spell with mana value 5 or greater

Set: Time Spiral Timeshifted Type: Instant Rarity: Rare Cost: {B} Prevent all combat damage that would be dealt this turn

(The lawyers wouldn't let us do it the other way

Set: Modern Masters 2015 Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {10} When you cast this spell

where X is that card's mana value

Power Surge [Unlimited Edition] Human Warrior Whenever you cast a creatureSet: Unlimited 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.