Primary

• Dirk Strider, Homestuck
• Clubs Deuce, Homestuck
• Nepeta Leijon, Homestuck

Secondary

• Lil Hal Jnr., Homestuck
  • a split resulted in a system member (Junior), but the kin remains
• Dirk Gently, Dirk Gently's Holistic Detective Agency

Tertiary

• Mable Pines, Gravity Falls
• Steven Universe, Steven Universe
• Fluttershy, MLP:FiM
• Ice Bear, We Bare Bears
• Dirk Lalonde, kidswap (sort of)