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