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