Burn 6 enemies at once with the Blaster's secondary fire
64,1%
A Spectacular Entrance
Finish episode 1
56,9%
Necrolightning
Fire the Shock Rifle at a dead body to use it as a conductor in order to kill an enemy
47,9%
You were supposed to open the doors first
In the blue key room of E1M5 - Halls of Knowledge, kill the Metal Colossus and the Minotaur without opening any of the two doors, on veteran or Havoc difficulty
47,7%
Overwhelming Power
Have Akimbo and HAVOC powerups at the same time
46,5%
A Step Into Madness
Finish episode 2
43,5%
Becoming the Herald
Finish episode 3
37,9%
Army of the Dead
Control 20 or more zombies at once with the Soul Reaper
27,7%
Into Havoc
Beat E1M1 in Havoc difficulty
25,0%
Divine Powers
Find the secret menu
24,0%
Not so stealthy
in E3M1 - Hide and Seek... kill everyone in the machine room
22,4%
Super Conductor
Fire the Shock Rifle and make the lightning bounce out of 12 enemies at once
21,6%
A Thousand Cuts
Kill 12 enemies under one second with the Runeblade
19,8%
Deadly Current
Kill an enemy by electrifying a pool of water with the Shock Rifle
18,1%
A Sealed Secret
Find a way to enter the blue key room in E2M6 - Sealed Secrets
15,9%
A Monstruous Resurection
Resurect a Pyro with the Soul Reaper
13,9%
Buried Treasures
Find all secrets in E2M5 - Searing Sun
13,4%
Perfect Infiltration
Beat E3M1 - Hide and Seek in Havoc difficulty
12,5%
A Bloody Sacrifice
Find the super secret in E1M6
12,1%
Mastery: Proving Grounds
Beat wave 10 on Endless mode: Proving grounds
11,3%
Mastery: Arena
Beat wave 10 on Endless mode: Arena
10,6%
Episode 3: Completionist
Kill every enemy and find every secret of episode 3
10,0%
Basic Weapons
Beat E1M3 - Secret Weapon... without collecting any weapons... (only use Runeblade and Blaster)
9,9%
Mastery: Black Fortress
Beat wave 10 on Endless mode: Black Fortress
9,1%
Episode 1: Completionist
Kill every enemy and find every secret of episode 1