Blightwidow is a common Creature — Phyrexian Spider card from Mirrodin Besieged (MBS), collector number 77. Current market price: $0.23 (foil $2.75), TCGplayer market prices via Scryfall.
Reach (This creature can block creatures with flying.) Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)