Roll 4d6 and write each number down in order. Then roll 1d20. Congratulations, you've made a zombie apocalypse survivor in 4 seconds. 25,920 combinations.
 Bone thin, wiry. Anemic but can squeeze into tight spaces.
 Body-builderesque. Can carry much more and very strong with melee weapons.
 Somehow still overweight. Bad cardio but +2 hitpoints.
 Old. Bad vision and hearing, but can feel a pain in their knees when zombies are coming.
 Missing an arm or leg. Immune to the disease.
 Average build. Has a weird birthmark or heterochromia.
 Hyper-Focused. Seems to notice everything, on the verge of collapse.
 Paranoid. Gets to always go first in combat.
 Scientific and detached, coping mechanism. Knows a useful fact about machines or zombies.
 Doting and self-sacrificing. Heals others +1 HP when using health kits.
 Arrogant, Selfish. Wants to be “leader”. Can intimidate bandits and raiders.
 Depressed. Mopey, will kill self if bitten. 1 in 20 chance they become a hero at just the right time.
 Semi-Automatic handgun. Can reload on the move.
 Powertools. Can be used to build fortifications as well.
 Chainsaw. Massive damage, but needs gasoline.
 Fucking samurai sword. Breaks on an attack roll of 1.
 Makeshift shotgun made out of metal pipe. Can be used as bludgeon.
 Entire box of molotov cocktails.
 First aid kit.
 Gallon of gasoline.
 Box of ammo for the most convenient firearm.
 Flare gun.
 Medicine. Can be used to cure one normal disease or slow zombie virus for 1d6 days.
 Solar-powered pair of walkie-talkies.
 Hunting Enthusiast. Hunting Rifle with 2d6 bullets, can butcher and skin animals.
 Librarian or Lawyer. Has gold pocket watch, could be used for trade.
 Free Runner. Can lose anyone in chases and move quick through urban areas.
 Cop. Has bulletproof vest, pistol, and fighting skill. Convict gang wants them dead.
 Student. Fully charged laptop and phone.
 College dropout or hippie. Has magic mushrooms or marijuana & bong. Enough for 4 doses.
 Cashier. Gets +1 to reaction checks with other survivors.
 Rock-climber. Has lots of rope, climbing gloves, and no fear of heights.
 Motorcycle tough guy. Leather jacket gives +1 AC, switchblade. Motorcycle is ruined.
 Cowboy. Can tie things up at a distance and can break in wild horses as mounts.
 Janitor. Has a makeshift bomb made of cleaning supplies.
 Professional chef. Can make almost anything taste good, has a big ass cleaver.
 Hiker. Has a tent, bedroll, and can go for a long time without rest.
 Drunk bastard. Heals 1 hp the first drink he has each day.
 Greasemonkey. Good at fixing cars.
 Government official. Can flash ID to avoid getting killed by roving government death squads.
 Suburban stay at home parent. Can stitch up clothes.
 Creepy weirdo. If he rolls a 1 for damage against a zombie, he can reroll it.
 Zoo Keeper. 1 in 20 chance huge ass lion from zoo he treated nicely appears to save him.
 Fisherman. Can produce a ration from fishing and can drive boats.