Here is the full list of all 32 Final Exam achievements.
Kill 250 monsters with the chainsaw.
Launch the 4 special skills specific to one character in a single mission.
Find all weapons with the same character.
Win the golden glove on 4 missions.
Heal a character on the ground 10 times in multiplayer mode.
Kill 300 monsters with fire.
Win the golden glove on one mission.
Kill 150 monsters with fire.
Finish all the missions in the game.
Achieve a 10,000 point combo.
Kill 2,500 monsters.
Exterminate 50 hordes.
Kill 1,000 monsters.
Complete 4 missions in the game.
Kill 500 monsters.
Exterminate 10 hordes.
Find 12 cans.
Complete a mission in the game.
Complete an online multiplayer game.
Exterminate 3 hordes.
Find a new weapon.
Complete a mission in 2 player local game mode.
Get the gold in every mission.
Complete a mission without taking a single hit.
Complete all the missions in the game in "Rock hard" mode.
Achieve a 25,000 point combo.
Achieve a 50,000 point combo.
Achieve a 100,000 point combo.
Score 200,000 points in a single game.
Score 300,000 points in a single game.
Score 400,000 points in a single game.
Kill 500 monsters with the chainsaw.