Cave People [Fifth Edition] Goblin Set: Scars of Mirrodin Type:

Set: Scars of Mirrodin Type: Artifact Creature — Masticore Rarity: Mythic Cost: {4} At the beginning of your upkeep

Set: Shadows over Innistrad Prerelease Promos Type: Sorcery Rarity: Mythic Cost: {4}{W}{W} Exile all creatures

where X is the number of +1/+1 counters on it

The same is true for creature spells you control and creature cards you own that aren't on the battlefield

Cave People [Fifth Edition] Goblin Set: Scars of Mirrodin Type:Set: Fifth Edition Type: Creature Human Rarity: Uncommon Cost: {1}{R}{R} Whenever Cave People attacks, it gets +1 2 until end of turn. {1}{R}{R}, {T}: Target creature gains mountainwalk until end of turn. (It can't be blocked as long as defending player controls a Mountain.)