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