Glacial Chasm [Ice Age] Sphinx my creations are stronger than

my creations are stronger than Jin-Gitaxias's septic minions

Set: Champions of Kamigawa Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} Equipped creature gets +3/+1

If it's a land card or a creature card with mana value less than or equal to the number of loyalty counters on Nissa

Underworld Dreams deals 1 damage to that player

if you control at least five other Mountains

Glacial Chasm [Ice Age] Sphinx my creations are stronger thanSet: 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.