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