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