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