Space Marine Race

Adeptus Astartes:
Medium Monstrous Humanoid [Human]
Ability Score Increase: STR +2, CON +2
A Space Marine can increase his ability scores to a limit of 22 each (instead of 20).

Special:
-Movement Speed: 30'
-Low Light Vision
-They Shall Know No Fear: Space Marines are immune to fear.
-Betcher’s Gland (Acid Spit): Most Space Marines can spit acid out to 10ft as a ranged attack, dealing 2d4 Acid damage. The damage increases to 3d4 at level 5, 4d4 at level10 and finally 5d4 at level 15. This ability can be used once per short rest.
-Secondary Heart, Ossmodula, Biscope, Haemastamen, Melonchromic Organ and Oolitic Kidney: The Space Marine uses 2x his STR score for strength tests (lifting, breaking doors etc.) and gains advantage on Constitution Saves vs Poisons and Toxins.
-Omophagea: By devouring a portion of an enemy, a Space Marine can gain access to certain information (language, ciphers, lore, genetics etc.). Information is at the GM’s discretion!
-Multi-lung: The Space Marine gains advantage on Constitution checks made against drowning and asphyxiation.
-Occulobe and Lyman’s Ear: The Space Marine adds double his proficiency bonus on Perception checks.
-Larraman's Organ: A Space Marine knocked to 0 HP automatically stabilizes after 1 round. In addition, he recovers 1 HP per hour.
-Neuroglottis: The Space Marine can detect (and identity if skilled) poisons or toxins by taste. Information is at the GM’s discretion!
-Black Carapace: This implant gives the Space Marine exceptional control over his power armor. He can move his full speed and use the Dash action in Adeptus Astartes designated heavy armor.

Background:
Skill Proficiency: any one skill
Weapon Proficiencies: All Imperium Weapons
Armor Proficiency: All types of Imperium Space Marine Armor and Shields
Classes: Tactical Marine, Assault Marine, Devastator Marine, Librarian, Apothecary, Tech-marine