Circle of Protection: Green (Retro) [30th Anniversary Edition] Plains Island Swamp Set: Mystery Booster Type: Instant

Set: Mystery Booster Type: Instant Rarity: Rare Cost: {5}{W} Double target player's life total

Set: Secret Lair Drop Series Type: Legendary Sorcery Rarity: Rare Cost: {X}{R}{R} (You may cast a legendary sorcery only if you control a legendary creature or planeswalker

Set: Dungeons & Dragons: Adventures in the Forgotten Realms Promos Type: Sorcery Rarity: Rare Cost: {2}{R} You may play a card you own from outside the game this turn

Now it burns in my mind

Circle of Protection: Green (Retro) [30th Anniversary Edition] Plains Island Swamp Set: Mystery Booster Type: InstantSet: 30th Anniversary Edition Type: Enchantment Rarity: Common Cost: {1}{W} {1}: The next time a green source of your choice would deal damage to you this turn, prevent that damage.