Frenzy Sliver is a common Creature — Sliver card from Premium Deck Series: Slivers (H09), collector number 6. Current market price: — (foil $1.12), TCGplayer market prices via Scryfall.
All Sliver creatures have frenzy 1. (Whenever a Sliver attacks and isn't blocked, it gets +1/+0 until end of turn.)