Complete all acts on Normal Difficulty
Act 5 Ch 8/8 Defeat General Ram
Recover all 33 COG tags
Complete all acts on Casual Difficulty
Act 5 Ch 6/8 Board the Imulsion bound train with the Lightmass Bomb
Act 5 Ch 5/8 Kill the Brumak
Act 5 Ch 3/8 Restore communications with Control
Act 5 Ch 2/8 Restore power to the bridge
Act 4 Ch 6/6 Escape from the Brumak
Act 4 Ch 6/6 Discover Adam's secret lab
Act 4 Ch 2/6 Kill the Berserker in the Conservatory
Act 4 Ch 1/6 Find the downed chopper with Delta squad
Play one Versus Match with a Custom Weapon Skin
Finish playing a Versus match
Read one full comic
Act 3 Ch 6/6 Deploy the Sonic Resonator
Act 3 Ch 5/6 Kill the Corpser
Recover 22 COG tags
Act 3 Ch 4/6 Descend with Delta into the mines
Act 3 Ch 2/6 Reunite with Baird and Cole inside the Imulsion Factory
Act 2 Ch 8/8 Defend Stranded Settlement and head for the Lethia Imulsion Factory
Act 2 Ch 6/8 Get the Junker at Chap's gas station
Act 2 Ch 4/8 Use the spotlight as a protection from the Kryll
Act 1 Ch 6/8 Rescue Augustus Cole from the House of Sovereigns
Act 1 Ch 7/8 Rescue Damon Baird from the Tomb of the Unknown
Act 1 Ch 8/8 Kill the Berserker in the Tomb of the Unknown
Act 2 Ch 2/8 Make a deal with Franklin
Recover 11 COG tags
Close all 4 e-holes around the fountain in Fish in a Barrel without any Locust fully emerging
Perform 25 perfect active reloads
Perform 5 perfect active reloads in a row
Complete tutorial path on any difficulty
Act 1 Ch 1/8 Escape from the Slab
Win a match in every Versus map
Win 25 matches in Team Deathmatch
Defeat General RAAM in co-op on Insane without either player being DBNO
Complete all acts in co-op
Win 10 Versus matches without losing a round
Kill 3 enemies at once 10 different times
Complete all acts on Insane Difficulty
Win 25 matches in Boxes
Complete 10 different chapters in co-op
Complete 1 chapter in co-op
Revive 100 teammates in Versus multiplayer
Finish with the highest points in a Versus match
Kill an enemy with every weapon in Versus
Spot 100 enemies ending in a kill in Versus
Reach Level 10
Reach Level 25
Reach Level 5
Win a match in every Versus game type
Win 20 rounds in ring-based game types online by shutting out the opposing team
Reach Level 100 and re-up
Kill 10,000 people in Versus matches
Complete all acts on Hardcore Difficulty
Complete 100 matches in ring-based game types online and capture 3 objectives in each match
5100
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