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