Glacial Chasm [Ice Age] Saviors of Kamigawa When Necromancy enters the battlefield

When Necromancy enters the battlefield

Set: Vanguard Series Type: Vanguard Rare Cost: {3}: Target creature gets +3/+3 until end of turn

Set: From the Vault: Exiled Type: Instant Mythic Cost: {G} Cast this spell only before the combat damage step

if you control three or more artifacts

a creature

Glacial Chasm [Ice Age] Saviors of Kamigawa When Necromancy enters the battlefieldSet: Ice Age Type: Land Uncommon Cost: 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.