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