| What are your favorite alt modes you've seen but haven't used? | 31 | Transformersfanmodes | | | | |
| McDonald's Armada Optimus / Nemesis Primes | 20 | CustomTransformers | | | | |
| Alternators Hound | 20 | CustomTransformers | | | | |
| WFC Siege Optimus Prime | 19 | CustomTransformers | | | | |
| Official unofficial modes? | 15 | Transformersfanmodes | | | | |
| Alternators Optimus Prime | 12 | CustomTransformers | | | | |
| RID Optimus Prime / Omega Prime | 10 | CustomTransformers | | | | |
| WFC Siege Ultra Magnus | 8 | CustomTransformers | | | | |
| Energon Igniters Speed Series Optimus Prime | 8 | CustomTransformers | | | | |
| Titans Return Powermaster /POTP Evolution Optimus Prime | 8 | CustomTransformers | | | | |
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