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