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