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