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