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