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