Glacial Chasm [Ice Age] Modern Masters or the creature's toughness

or the creature's toughness

Set: Portal Three Kingdoms Type: Instant Rarity: Uncommon Cost: {W} Cast this spell only during the declare attackers step and only if you've been attacked this step

Set: Unlimited Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {1}{B} Enchant creature card in a graveyard

Set: Beta Edition Type: Sorcery Rarity: Rare Cost: {1}{W} Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest

Set: Alpha Edition Type: Creature — Giant Rarity: Common Cost: {3}{R} Fortunately

Glacial Chasm [Ice Age] Modern Masters or the creature's toughnessSet: Ice Age Type: Land Rarity: Uncommon Cumulative upkeepPay 2 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Glacial Chasm enters the battlefield, sacrifice a land. Creatures you control can't attack. Prevent all damage that would be dealt to you.