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