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