Terror of the Peaks [Core Set 2021] 052 and only creatures with aggressive

and only creatures with aggressive may attack during it

Set: Urza's Legacy Type: Creature — Illusion Rarity: Rare Cost: {5}{U}{U} Flying

If this card is Xyz Summoned: Return all other cards on the field to the hand

When Oathkeeper

Set: HeartGold & SoulSilver: Undaunted Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Terror of the Peaks [Core Set 2021] 052 and only creatures with aggressiveSet: Core Set 2021 Type: Creature Dragon Rarity: Mythic Cost: {3}{R}{R} 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.