Terror of the Peaks [M21 - 164] Mystery Booster Convention Edition Exclusives 3U: Each player draws a

3U: Each player draws a card

Creatures you control can boast twice during each of your turns rather than once

you may return that card to the battlefield under your control

Keranos isn't a creature

For each of those cards

Terror of the Peaks [M21 - 164] Mystery Booster Convention Edition Exclusives 3U: Each player draws aRarity: M #: 164 Creature Type or Sub Type: Creature Dragon P: 5 T: 4 Rules Text Contains: Flying Spells your opponents cast that target Terror of the Peaks cost an additional 3 life to cast. Whenever another creature enters the battlefield under your control, Terror of the Peaks deals damage equal to that creature's power to any target.