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