Jötun Owl Keeper [Coldsnap] 1HP382 If a creature is attacking

If a creature is attacking you and you control a Forest and a Plains

Set: Urza's Legacy Type: Sorcery Rarity: Uncommon Cost: {2}{G} Destroy target creature with flying

Lydus gathered his prototype and fled

played a blue-white Millstone deck with very heavy permission (including 12 counterspells)

Thud deals damage equal to the sacrificed creature's power to any target

Jötun Owl Keeper [Coldsnap] 1HP382 If a creature is attackingSet: Coldsnap Type: Creature Giant Rarity: Uncommon Cost: {2}{W} Cumulative upkeep {W} or {U} (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 Jtun Owl Keeper dies, create a 1 1 white Bird creature token with flying for each age counter on it.