Unlock all trophies in DOOM 2

Beat all the space station levels (episodes 1-11)

Beat all the city levels (episodes 12-20)

Beat all the hell levels (episodes 21-30)

Beat all the Master Levels

Beat DOOM 2 in under 2 hours

Get 25 kills in deathmatch

Get 100 kills in deathmatch

Beat every level on Nightmare in co-operative mode

Get 100 chainsaw kills

Shoot 200 bullets consecutively with the machine gun

Kill yourself and an enemy with your own rocket explosion

Kill 4 enemies in 1 shot with the super shotgun

Kill 12 enemies in one shot with the BFG

Find a secret level

Find all the secret levels

Kill one of every enemy