Lotus Cobra [Zendikar Rising Prerelease Promos]Set: Zendikar Rising Prerelease Promos Type: Creature Snake Rarity: Rare Cost: {1}{G} Landfall Whenever a land enters the battlefield under your control, add one mana of any color. Its hood blossoms as a warning: receive your gift, but stray no closer.

Only Urza understood it

When Day of the Dragons leaves the battlefield

if Polis Crusher is monstrous

Set: Portal Type: Creature — Angel Rarity: Uncommon Cost: {3}{W}{W} Flying

Set: EX: Dragon Frontiers Type: Psychic Rarity: Common Retreat cost: Colorless

Set: Throne of Eldraine Promos Type: Creature — Human Peasant Rarity: Rare Cost: {W} // {2}{W} {1}{W}

they may tap any number of untapped creatures they control with total power 8 or greater

Set: Tenth Edition Type: Creature — Goblin Rarity: Rare Cost: {3}{R}{R} When Siege-Gang Commander enters the battlefield

The intensity of their glare was soon surpassed by the intensity of their attack

Set: Theros Beyond Death Promos Type: Legendary Planeswalker — Ashiok Rarity: Mythic Cost: {3}{U}{B} +1: Create a 2/3 blue and black Nightmare creature token with "Whenever this creature attacks or blocks

Set: Skyridge Type: Metal Rarity: Holo Rare Retreat cost: Colorless

if it has mutate