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