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