S Gundam

Obtaining
Evolving
 * Ex-S Gundam
 * Deep Striker
 * Double Zeta Gundam
 * Zeta Plus

Combining
 * Shenlong Gundam / Altron Gundam / Gundam Nataku + Any Gold Unit
 * Dragon Gundam + Any Gold Unit
 * Gundam Mk.III + God Gundam
 * Gundam Mk.III + Devil Gundam / Devil Gundam (Final Form)
 * Phoenix Gundam (True Power) + Gundam Deathscythe