First Demon Kill
Kill 33 Demons
Kill 333 Demons
Kill 666 Demons
50+ active Score Multipliers
5 Boss Kills
10 Boss Kills
Shoot 11 Demons at distance of 200 u+
Shoot 66 Demons at distance of 200 u+
Survive an Earth region without any kills
Complete one full area using melee weapons only
Purge Earth of Demons
Purge Hell of Demons
Purge all levels of Demons
Purge Research Center of Demons
Purge Housing Block of Demons
Purge Weapons Factory of Demons
Purge Grace Compound of Demons
Purge Military Base of Demons
Purge Hell, Level One of Demons
Purge Hell, Level Two of Demons
Purge Hell, Level Three of Demons
Purge Hell, Level Four of Demons
Purge Hell, Level Five of Demons