Viral Drake is a uncommon Creature — Phyrexian Drake card from New Phyrexia (NPH), collector number 49. Current market price: $1.97 (foil $11.33), TCGplayer market prices via Scryfall.
Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {3}{U}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)