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