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