Here is the full list of all 40 Fuse achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Fully upgrade 16 perks in the Team Perks menu.
Get 5 Stars on all Echelon maps with 2+ players.
Unlock 16 perks.
Kill 2500 enemies in Campaign and Echelon.
Upgrade Jacob's entire skill tree.
Get Jacob to max level.
Upgrade Naya's entire skill tree.
Get Naya to max level.
Upgrade Dalton's entire skill tree.
Get 5 Stars on a single Echelon Map with 2+ players.
Get Dalton to max level.
Complete 12 waves on a single map with 2+ players.
Upgrade Izzy's entire skill tree.
Complete all missions on Lethal.
Get Izzy to max level.
Fully upgrade 1 perk in the Team Perks menu.
Spend 100,000 Fuse Credits.
Complete 6 waves on a single map with 2+ players.
Complete Grigori Station.
Complete all missions on normal difficulty.
Complete all missions co-op (2, 3, or 4p).
Activate Fusion for the first time.
Collect every piece of Intel in the game.
Save Luther from the Order of Grigori.
Complete Raven Facility.
Defeat Meilin Mao.
Destroy all of the trucks at the bunker defense.
Create a chain reaction that takes out 3 enemies at once.
Pin 3 enemies within a 10 second period.
Kill 3 Leadfires, Leadfoots, or Leadshots using only your sidearm.
Stealth takedown 4 enemies at once in a four player co-op game.
Defeat Ivan Sovlenko.
Crystallize and kill 3 enemies at once.
Purchase a single Team Perk.
Perform a stealth takedown on the Raven soldier at the urinal.
Complete Hyperion Base.
Complete a single mission in co-op (2, 3 or 4p).
Perform a stealth takedown on 2 enemies at once in a co-op game.
Eviscerate 3 enemies at once using the MagShield.
Retrieve your Xenotech Weapons.