Identities related to the Si branch of the Heishou Pack from H-Corp.
Members of the Si branch all have snake-like limbs, have purple eyes, and use spear's in combat.

Playable units:

• Danbooru post #9642302: Heishou Pack - Si Branch rodion (000)
• Danbooru post #9642314: Heishou Pack - Si Branch Gregor (000)