Needle of Unalloyed Gold

Unalloyed (This artifact can't be the target of spells
or abilities your opponents control.)
As Needle of Unalloyed Gold enters the
battlefield, choose a card name. Activated
abilities of sources with the chosen name can't be activated unless they're mana abilities.
{3}: Exile Needle of Unalloyed Gold, then return
it to the battlefield under its owner's control.
Crafted to ward away the meddling of outer gods, it is thought to be capable of forestalling the incurable
rotting sicknes