Emrakul, the Aeons Torn [Ultimate Masters] Skeleton Rogue target weapon you control gains

target weapon you control gains +2 [Power] and "Whenever this weapon hits a hero

but it's even trickier as play continues and you're seeing objects again and again

{3}{U}: Tap target creature

Set: Collectors' Edition Type: Artifact Rarity: Rare Cost: {0} {T}: Add {R}

Set: Fossil 1st Edition Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Emrakul, the Aeons Torn [Ultimate Masters] Skeleton Rogue target weapon you control gainsSet: Ultimate Masters Type: Legendary Creature Eldrazi Rarity: Mythic Cost: {15} This spell can't be countered. When you cast this spell, take an extra turn after this one. Flying, protection from spells that are one or more colors, annihilator 6 When Emrakul, the Aeons Torn is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.