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】Clear the game in Normal difficulty or above without dying once.
【RAID MODE】Defeat 10,000 enemies.
【RAID MODE】Reach player level 50.
【RAID MODE】Acquire 150 bonuses.
【RAID MODE】Clear all stages in Raid mode on Abyss with an S rank.
【RAID MODE】Clear all stages in Raid mode on Abyss.
【RAID MODE】Obtain all super rare weapons.
【RAID MODE】Reach player level 40.
【RAID MODE】Clear the bonus stage, The Ghost Ship.
【CAMPAIGN】Clear Infernal difficulty.
【CAMPAIGN】Defeat a Malacoda without using a rocket launcher.
【CAMPAIGN】Scan all enemy types.
【CAMPAIGN】Scan 30 hidden hand prints.
【RAID MODE】Acquire 100 bonuses.
【CAMPAIGN】Defeat 3 enemies with one shock grenade.
【CAMPAIGN】Defeat Rachael before she gets to the cafeteria.
【CAMPAIGN】Swim in the Solarium.
【RAID MODE】Clear all stages in Raid mode on Trench with an S rank.
【RAID MODE】Inflict 100,000 points of damage to an enemy in one hit.
【RAID MODE】Clear all stages in Raid mode on Trench.
【RAID MODE】Reach player level 30.
【CAMPAIGN】Land 10 fully charged physical attacks.
【RAID MODE】Spend 1,000,000 BP in the store.
【CAMPAIGN】Dodge 20 times.
【RAID MODE】Clear a stage at 5 levels lower than the recommended level.
【RAID MODE】Land a fully charged physical attack on an enemy at the same time as your partner.
【RAID MODE】Reach player level 20.
【RAID MODE】Clear all stages in Raid mode on Chasm with an S rank.
【RAID MODE】Acquire 50 bonuses.
【RAID MODE】Clear all stages in Raid mode on Chasm.
【RAID MODE】Reach player level 10.
【RAID MODE】Obtain a super rare weapon.
【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】Defeat 10 Oozes with headshots.
【CAMPAIGN】Stop an enemy bullet with your knife.
【CAMPAIGN】Clear Casual difficulty or higher.
【CAMPAIGN】Clear Normal difficulty or higher.
【CAMPAIGN】Clear Episodes 10 - 12.
【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.
【CAMPAIGN】Clear Episodes 4 - 6.
【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.