Full list of all 62 Serious Sam 3: BFE achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 61 achievements, and there is 1 DLC pack containing 1 achievements.
Complete a Coin-op cooperative game on normal or higher difficulty.
Win one My Burden match with at least 3 players.
Win one round in Last Man Standing game with at least 4 players.
Pick up at least 10 extra life items.
Pick up 100 gold coins.
Complete a Beast Hunt match
Win 10 deathmatch games.
Frag 20 players with the Sledgehammer.
Earn a gold medal in Survival.
Earn a medal in Survival.
Make at least 3 kills in one Instant Kill match.
Score a total of 10 points in CTF matches.
Complete a deathmatch game with at least 1 frag.
Win a versus match.
Decapitate a Khnum.
Complete the campaign in cooperative with at least 2 players.
Complete any level in cooperative with at least 2 players.
Find all secrets in single player.
Complete the game in single player without manually reloading, aiming or sprinting.
Decipher all Egyptian texts.
Use the Mutilator to surf after a Werebull.
Decorate the Christmas tree on each level to unlock Rodolfo player model.
Decorate the Christmas tree.
Complete The Guardian of Time in single player on serious difficulty without dying or loading.
Complete the game in single player on unmodified serious difficulty.
Pierce 5 enemies with one Devastator round.
Rip Scrapjack's head off.
Perform all possible finishing moves in the game.
Find the Vista secret.
Find at least 50 secrets in single player.
Break 10 Soldier necks.
Squash 10 Hatchling spiders.
Gib 20 enemies from close range with a shotgun.
Rip 10 Juvenile spiders apart.
Remove 10 Gnaar eyes.
Kill at least 3 enemies in one spinning Sledgehammer attack.
Complete the single player campaign.
Complete the game in single player in half the estimated time on each level.
Awake the Guardian of Time.
Power up the Timelock.
Kill 20 enemies with the Minigun without releasing the trigger.
Kill a Witch-Bride of Achriman.
Blow a Major Biomechanoid into pieces.
Kill 5 Cave Demons while they're in air.
Kill an enemy using the Mutilator.
Solve the riddle of the Sphynx.
Break 5 Arachnoid necks.
Secure the bird.
Tear off 10 Kleer heads.
Kill an enemy with a gib torn from another enemy.
Kill the kicked enemy while it is still in the air.
Rip out 10 Rocketeer hearts.
Smash 20 Kleers with the Sledgehammer.
Rescue professor Stein. So to say.
Complete any level in single player.
Decipher an Egyptian text.
Kill at least 5 headless kamikazes in one explosion.
Kill 3 enemies in one sprint with the Sledgehammer.
Find Sam's classic outfit
Complete the Jewel of The Nile single player campaign.