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