Previous Quest: Priming the Pump
Level Req: Level 1
Next Quest: Big Game Hunter
Survive a level 2 battle
You might survive this on your own, but it'll be easier with 2 people.
Survive a level 3 battle
Now you're going to want a couple of friends along. Watch out for the Brute zombies.
Survive a level 4 battle
Make it a party! 4 or more teammates make this a cinch. Don't get smashed!