Cheapest priced copy (Fallout): $0.49 at Card Kingdom, near mint, their price list as of .
Marcus, Mutant Mayor 
Legendary Creature — Mutant Advisor · 4/4 · Rare · Fallout · #109
Vigilance, trample
Whenever a creature you control deals combat damage to a player, draw a card if that creature has a +1/+1 counter on it. If it doesn't, put a +1/+1 counter on it.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper