Snow Hound [Ice Age] Trilobite Spend this mana only to

Spend this mana only to cast a creature spell

Set: The Brothers' War Promos Type: Enchantment — Enchantment Rarity: Mythic Cost: {1}{W}{W} Creatures you control get +1/+1

Nicol Bolas Type: Artifact — Equipment Rarity: Uncommon Cost: {1}{G}{W} Equipped creature gets +2/+2 and has trample and lifelink

For the Simic Combine

Snow Hound [Ice Age] Trilobite Spend this mana only toSet: Ice Age Type: Creature Dog Rarity: Uncommon Cost: {2}{W} {1}, {T}: Return Snow Hound and target green or blue creature you control to their owner's hand. "If you're starving, eat your horses, your dead, or yourselfbut *never* eat your dog." General Jarkeld, the Arctic Fox