Project 4377 is a secret military project headed by general Sam Lane. Its main purpose is to create X-Kryptonite weapons.
Appearances
Superman & Lois
Season 2
- "Bizarros in a Bizarro World" (flashbacks)
| Other versions of Project 4377 | ||||
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| To see other versions of this project, click the Earth name below for that Earth's counterpart of Project 7734. | ||||
| New multiverse | ||||
| Earth: Prime TUD25 • Inverse World | ||||
| Original multiverse | ||||
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| Transmultiversal multiverse | ||||
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