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