Here is the full list of all 50 Resident Evil Revelations achievements. It takes around 50-60 hours to unlock all of the achievements on Windows.
【CAMPAIGN】Scan all enemy types.
【CAMPAIGN】Defeat a Malacoda without using a rocket launcher.
【CAMPAIGN】Defeat Rachael before she gets to the cafeteria.
【CAMPAIGN】Clear the game in Normal difficulty or above without dying once.
【CAMPAIGN】Stop an enemy bullet with your knife.
【CAMPAIGN】Clear Episodes 10 - 12.
【CAMPAIGN】Clear Casual difficulty or higher.
【CAMPAIGN】Clear Normal difficulty or higher.
【CAMPAIGN】Clear Episodes 7 - 9.
【CAMPAIGN】Defeat a Scarmiglione as a whole without killing both parts of its body separately.
【CAMPAIGN】Defeat 10 Oozes with headshots.
【CAMPAIGN】Swim in the Solarium.
【CAMPAIGN】Clear Episodes 4 - 6.
【CAMPAIGN】Dodge 20 times.
【CAMPAIGN】Clear Episodes 1 - 3.
【CAMPAIGN】Defeat 150 enemies.
【CAMPAIGN】Evade a Scagdead's instant-death attack.
【CAMPAIGN】Scan 1 hidden hand print.
【CAMPAIGN】Scan an enemy for the first time.
【CAMPAIGN】Clear Infernal difficulty.
【CAMPAIGN】Scan 15 hidden hand prints.
【CAMPAIGN】Scan 30 hidden hand prints.
【CAMPAIGN】Defeat 3 enemies with one shock grenade.
【CAMPAIGN】Land 10 fully charged physical attacks.
【RAID MODE】Clear all stages in Raid mode on Chasm.
【RAID MODE】Clear all stages in Raid mode on Trench.
【RAID MODE】Clear all stages in Raid mode on Abyss.
【RAID MODE】Clear all stages in Raid mode on Chasm with an S rank.
【RAID MODE】Clear all stages in Raid mode on Trench with an S rank.
【RAID MODE】Clear all stages in Raid mode on Abyss with an S rank.
【RAID MODE】Clear the bonus stage, The Ghost Ship.
【RAID MODE】Reach player level 5.
【RAID MODE】Reach player level 10.
【RAID MODE】Reach player level 20.
【RAID MODE】Reach player level 30.
【RAID MODE】Reach player level 40.
【RAID MODE】Reach player level 50.
【RAID MODE】Defeat 10,000 enemies.
【RAID MODE】Inflict 100,000 points of damage to an enemy in one hit.
【RAID MODE】Land a fully charged physical attack on an enemy at the same time as your partner.
【RAID MODE】Obtain a super rare weapon.
【RAID MODE】Obtain all super rare weapons.
【RAID MODE】Spend 1,000,000 BP in the store.
【RAID MODE】Acquire No Damage Bonus for the first time.
【RAID MODE】Clear a stage at 5 levels lower than the recommended level.
【RAID MODE】Acquire Trinity Bonus for the first time.
【RAID MODE】Acquire 10 bonuses.
【RAID MODE】Acquire 50 bonuses.
【RAID MODE】Acquire 100 bonuses.
【RAID MODE】Acquire 150 bonuses.