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