Homing Sliver is a common Creature — Sliver card from Time Spiral Remastered (TSR), collector number 171. Current market price: $0.28 (foil $1.03), TCGplayer market prices via Scryfall.
Each Sliver card in each player's hand has slivercycling {3}. Slivercycling {3} ({3}, Discard this card: Search your library for a Sliver card, reveal it, put it into your hand, then shuffle.)