Here is the full list of all 24 BloodRayne Betrayal: Fresh Bites achievements.
Collect an Ancient Vampire Skull.
Collect half of the Ancient Vampire Skulls.
Collect all the Ancient Vampire Skulls.
Complete the game.
Finish any level with the ranking of "Dhampir".
Enjoy a drink.
Show Mercy.
Collect a Large Treasure.
Hop on 50 heads in a row without touching the ground.
Complete any level while taking no damage.
Chain-explode 5 enemies.
Kick open the Coffin Rocket 20 times.
Find the hidden idol.
Kill 5 enemies with a single gunshot.
Defeat Crab Puncher.
Defeat Crab Puncher without getting hit.
Defeat Crab Puncher MK.2.
A mysterious ally helps Rayne.
Defeat the Crimson Demon.
Obtain the Sun Gun.
Face off against Kagan.
Obtain a power from Raven.
Defeat the Zeta Gamma.
Kill 250 enemies with environmental hazards.