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