Cheapest priced copy (Nemesis): $0.35 at Card Kingdom, near mint, their price list as of .
Phyrexian Prowler 
Creature — Phyrexian Zombie Mercenary · 3/3 · Uncommon · Nemesis · #65
Fading 3 (This creature enters with three fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)
Remove a fade counter from this creature: This creature gets +1/+1 until end of turn.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper