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