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