Royal Assassin [Unlimited Edition] Phyrexian Imp except it doesn't copy that

except it doesn't copy that creature's color and it has "At the beginning of your upkeep

When Kozilek

Set: Portal Three Kingdoms Type: Legendary Creature — Human Soldier Warrior Rarity: Rare Cost: {4}{G} Horsemanship (This creature can't be blocked except by creatures with horsemanship

Set: Onslaught Type: Enchantment Rarity: Rare Cost: {1}{B} As Cover of Darkness enters the battlefield

After the destruction of Argoth

Royal Assassin [Unlimited Edition] Phyrexian Imp except it doesn't copy thatSet: Unlimited Edition Type: Creature Human Assassin Rarity: Rare Cost: {1}{B}{B} {T}: Destroy target tapped creature. Trained in the arts of stealth, the royal assassins choose their victims carefully, relying on timing and precision rather than brute force.