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