Set & Rarity: Time Spiral, rare
Card Type: Artifact
Rules Text: Creatures you control are Slivers in addition to their other creature types.
Flavour Text: Rath's evincars used hivestones to control the slivers, but the overlay put their power into unwitting hands. Now the stones make not masters, but slaves.
Artist Credit: Dave Allsop
Format Legality: Legal In Oct. 20 Standard, Oct. 20 Extended, Oct. 20 Legacy, Oct. 20 Vintage, Oct. 20 Prismatic, Oct. 20 Tribal Wars Classic, Oct. 20 Tribal Wars Standard, Oct. 20 Singleton, Oct. 20 Two-Headed Giant, Time Spiral Block