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