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