Marvel
| Series | Years | Runs | On disk | Missing |
|---|---|---|---|---|
| Ultimate Black Panther | 2024 | 1 | 24 | – |
| Ultimate Endgame | 2026 | 1 | 3 | 2 |
| Ultimate Invasion | 2023 | 1 | 4 | – |
| Ultimate Secret: Ultimate Galactus · 1 collected | 2005 | 0 | 0 | – |
| Ultimate Spider-Man | 2024 | 1 | 24 | – |
| Ultimate Spider-Man: Incursion | 2025 | 1 | 5 | – |
| Ultimate Wolverine | 2025 | 1 | 15 | 1 |
| Ultimate X-Men · 1 annual run | 2001–2024 | 2 | 126 | 1 |
| Ultimates | 2024 | 1 | 24 | – |
| Ultraman x Avengers | 2024 | 1 | 4 | – |
| Ultraman: The Mystery of Ultraseven | 2022 | 1 | 5 | – |
| The Unbeatable Squirrel Girl | 2015 | 1 | 49 | 1 |
| Unbreakable X-Men | 2025 | 1 | 3 | – |
| Uncanny Origins | 1996 | 1 | 14 | – |
| The Uncanny X-Men · 7 annual runs | 1981–2024 | 6 | 525 | 26 |
| Uncanny X-Men '95 · 1 annual run | 1995 | 0 | 1 | – |
| Uncanny X-Men / Fantastic Four '98 · 1 annual run | 1998 | 0 | 1 | – |
| Uncanny X-Men Special | 2014 | 1 | 1 | – |
| The Undead Iron Fist | 2025 | 1 | 4 | – |
| Undeadpool | 2025 | 1 | 3 | – |
| Unlimited Access | 1997 | 1 | 4 | – |