Here is the full list of all 76 Serious Sam Fusion 2017 (beta) achievements.
Complete TFE, TSE and BFE campaigns in co-op on unmodified serious difficulty.
Awake the Guardian of Time.
Blow a Major Biomechanoid into pieces.
Frag a total of 100 players.
Win a versus match.
Complete the Jewel of The Nile single player campaign.
Kill at least 3 enemies in one spinning Sledgehammer attack.
Complete TFE, TSE and BFE single player campaigns in the estimated time on each level.
Complete TFE, TSE and BFE single player campaigns.
Complete TFE, TSE and BFE single player campaigns on unmodified serious difficulty.
Start the car.
Rescue professor Stein. So to say.
Power up the Timelock.
Kill a Witch-Bride of Achriman.
Kill 5 Cave Demons while they're in air.
Rip out 10 Rocketeer hearts.
Rip Scrapjack's head off.
Perform all possible finishing moves in the game.
Use the Mutilator to surf after a Werebull.
Kill an enemy using the Mutilator.
Tear off 10 Kleer heads.
Solve the riddle of the Sphynx.
Smash 20 Kleers with the Sledgehammer.
Defeat the spaceship.
Break 5 Arachnoid necks.
Secure the bird.
Rip 10 Juvenile spiders apart.
Break 10 Soldier necks.
Squash 10 Hatchling spiders.
Decipher an Egyptian text.
Kill 3 enemies in one sprint with the Sledgehammer.
Kill the kicked enemy while it is still in the air.
Kill an enemy with a gib torn from another enemy.
Remove 10 Gnaar eyes.
Find Sam's classic outfit.
Gib 20 enemies from close range with a shotgun.
Kill at least 5 headless kamikazes in one explosion.
Complete the South America episode in single player or cooperative.
Complete the Medieval episode in single player or cooperative.
Complete the Persia episode in single player or cooperative.
Earn a gold medal on any level in single player Survival.
Earn a gold medal on any level in cooperative Survival.
Finish the Legend of the Beast campaign in single player or cooperative.
Destroy an enemy cannon with your own cannon.
Kill 20 Harpies with the Sniper rifle.
Kill 100 Kleers with the Cannon.
Kill 200 enemies with the Laser gun.
Kill 50 Cucurbitos.
Kill 100 enemies with Serious Damage active.
Kill at least 30 enemies with a single Serious Bomb.
Burn 100 enemies to death.
Kill 10 enemies with the Chainsaw without releasing the trigger.
Find a secret under water.
Find at least 30 secrets in single player.
Complete the Metropolis level in single player on unmodified serious difficulty.
Kill 250 Enemies with a shotgun.
Defeat the Lava Golem boss on Alley of the Sphinxes.
Kill 200 Enemies with the Thompson Submachine gun.
Kill 300 Enemies with the Minigun.
Pierce at least 10 enemies with a single cannonball.
Obtain the Water Element.
Obtain the Fire Element.
Obtain the Earth Element.
Pull out a single Colt and immediately deliver a killing shot.
Complete any level in single player.
Leap into the unknown on Luxor.
Kill 150 Enemies with the Rocket Launcher.
Kill 20 enemies with the Minigun without releasing the trigger.
Kill 100 Enemies with the Cannon.
Complete a level in co-op with blood option set to hippy.
Obtain the Air Element.
Trigger Ugh-Zan's regeneration on The Great Pyramid.
Complete any level in co-op.