Kill 100 aliens

Kill 50 aliens

Drink a beer in SP

Eat 10 pieces of food in SP

Shoot down the blimp above the stadium

Find and steal a piece of poo

Find all Data Logs

Fully upgrade Health, Armor, and Ammo capacity on a single campaign run.

Complete The UAC on Ultra-Nightmare

Earn all Runes

Kill 150 enemies while using Power Ups

Complete 50% of all Challenges

Defeat 100 Enemies with a Neon Singularity