What links to The Serpent's start (Firmament star)

• Crossing — Mage (Firmament star)
• Crossing — Ritual (Firmament star)
• Crossing — Shadow (Firmament star)
• Crossing — Steed (Firmament star)
• Crossing — Thief (Firmament star)
• Crossing — Warrior (Firmament star)
• Keystones and notable stars
• The Serpent (Firmament sign)