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