Be on the winning side in a multiplayer match in any of the multiplayer modes
Capture a flag in a CTF match
Be on the winning side in 100 multiplayer matches
Be on the winning side in 250 multiplayer matches
Claim 20 Killing Streaks in multiplayer
Complete game on normal setting
Complete game on hard setting
Devour 300 enemies
Collect all the Darkling outfits
Trap 5 enemies within a Black Hole
Kill 15 enemies using Creeping Dark
Kill 20 enemies using Black Hole
Kill 30 enemies using Darkness Guns
Kill 30 enemies using Demon Arm
Summon 5 Darklings
Take enough damage without dying within a multiplayer match
Summon 50 Darklings
Only for those who are completely in tune with the Darkness
Kill the workers in the tunnel
Find a peaceful solution. At least momentarily
Real guys stick around for their ladies
Help those in need
Kill 7 enemies within 15 seconds
Bring down the Chopper
Take down 6 airplanes.
Perform a melee kill for the first time
Capture 20 flags in a CTF match
Perform an execution move for the first time
Kill 25 enemies using execution moves
Unlock a collectable for the first time
Unlock 25 collectables
Unlock 50 collectables
Unlock 75 collectables
Unlock 100 collectables
Finish a multiplayer match with less than 5 deaths (minimum of 4 players)
Kill 50 enemies using execution moves
Capture 50 flags in a CTF match
Be on the winning side in 5 multiplayer matches
Be on the winning side in 20 multiplayer matches
Be on the winning side in 50 multiplayer matches
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