Ichneumon

"Upon his travels, Shadowslayer Rai came across the tribe of Ichneumon Dragonslayers. Ichneumons, are legendary beasts known for their stealth, utilize the element of earth to strike down even the mightiest dragons of lore. The Ichneumon tribe wear the bones of their fallen foes, a sign of respect for their draconian adversaries."

"The Ichneumons embrace the spirit of a dragon. They acquire the resemblance and immense strength of their nemesis."

Appearance
The Ichneumons are a tribe of Humanoids with a tradition of Dragon-hunting, through the generations they have developed unique features and throughout their lives become more Draconic looking and indeed often found dressed in Dragon Bones.

Runes
The Ichneumon are also know for having developed their own unique style of Rune Magic. Their most known rune, which looks similar to a stylized crescent moon, is used for Dragon Warding.