Mountain (303) [Summer Magic / Edgar]Set: Summer Magic Edgar Type: Basic Land Mountain Rarity: Common ({T}: Add {R}.)

the other chosen cards into your hand

Set: Legends Type: Creature — Bird Rarity: Common Cost: {1}{W} Flying

my strength is that of mountains

Set: Planechase Planes Type: Plane — Ravnica Rarity: Common Whenever a player casts an instant or sorcery spell

separate all creatures that player controls into two piles

Grimlock smartest Dinobot

Set: Conspiracy: Take the Crown Type: Creature — Human Rogue Mutant Rarity: Rare Cost: {3}{U}{U} When Keeper of Keys enters the battlefield

Set: Modern Masters 2017 Type: Sorcery Rarity: Mythic Cost: {5}{U}{U} Take an extra turn after this one

we'll worry about that yesterday

Activate only if you control three or more artifacts

Set: Fifth Dawn Type: Creature — Elf Druid Rarity: Rare Cost: {1}{G} Lands you control have "{T}: Add one mana of any color

Set: Fourth Edition (Foreign White Border) Rarity: Common Destroy target land