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