Released in 2004 as the successor to SD Gundam G Generation Neo SD Gundam G Generation Seed
| Feature | SD Gundam G Gen Seed (JP) | SD Gundam G Gen Seed (PAL ISO) | G Gen Cross Rays (Modern) | | :--- | :--- | :--- | :--- | | | Japanese only | Full English text | Official English | | Story Scope | Seed + Astray only | Seed + Astray only | Seed, Destiny, 00, IBO, Wing | | Unit Roster | 350 units | 350 units | 500+ units (but misses some Astray) | | Graphics | 480i (interlaced) | 576i (higher raw res) | 1080p HD | | Grind Difficulty | High (slow XP) | High (slow XP) | Medium (fast XP mods) | | Exclusive Feature | Astray cutscenes | English Astray cutscenes | No Astray campaign | Sd Gundam G Generation Seed Iso Ps2 Pal