Overdump Data
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There are games that contain overdump data from builds of other games. This is caused by development cartridges being reused, and leftover data from the previous game remaining.
Nintendo 64
| Game | Overdump Data | Starting offset(s) | Notes |
|---|---|---|---|
| Controller Pak Test Program v5.4 (Prototype) | WWF Attitude | Todo | |
| F-Zero X (Prototype) | Legend of Zelda: Ocarina of Time | Todo | SpaceWorld 1997 demo |
| Mario Party 3 (Prototype) | Conker's Bad Fur Day | Todo | Matches Oct 25, 2000 build |
| The Legend of Zelda: Ocarina of Time (Feb 21, 2003 Debug) | Conker's Bad Fur Day | Todo | Final PAL build |
| The Legend of Zelda: Majora's Mask (Sep 29, 2000 Debug) | The Legend of Zelda: Ocarina of Time | Todo | Some leftover data towards the end of the ROM |
| Hercules: The Legendary Journeys (October 8, 1999 Prototype) | Ridge Racer 64 | 0x10E0000 | Final PAL build |
| WipEout 64 (Prototype) | Chameleon Twist | Todo | Prototype build |
| Tommy Thunder | Robotron | 0x3DA4C0 | |
| Blues Brothers (#20) | Roadsters | 0x1000000 | |
| Blues Brothers (#53) | Roadsters | 0x1000000 | |
| Controller Kensa-ki NUS-yo N Cassette | Unknown game or demo | 0x2000000 | |
| Rugrats - Scavengers | Scooby-Doo! - Classic Creep Capers | 0xE00000 | |
| Taz Express | Daffy Duck Starring as Duck Dodgers, PGA European Tour | 0xC00000, 0x1000000 | Nice overdumpage. Uncommon scenario having multiple overdumps. |
| Tony Hawk's Pro Skater 2 (v012) (2001-06-04) | Spider-Man 64 | 0x1000000 | Matches final. RIP early Spider-Man beta :( |
| THQ-Eurocom N64 Test Cartridge (prototype) | Duke Nukem: Zero Hour | 0x800000 | Significant differences from final. Early textures. |
Nintendo 64
| Game | Overdump Data | Starting offset(s) | Notes |
|---|---|---|---|
| Super Mario 64DD - SpaceWorld 1997 | Previous writes of SM64 | 0x15AB90, 0x166010, probably more | Technically an underdump (previously-written data that begins before current build on disk). Several duplicate compressed MIO0 blocks, seems to match final. Second MIO0 block is partially overwritten. |
Game Boy
| Game | Overdump Data | Notes |
|---|---|---|
| Splitz (Altered build) | Populous | 64 kb leftover |
Game Boy Advance
| Game | Overdump Data | Notes |
|---|---|---|
| SEGA Rally Championship (Prototype) | Sonic Advance 2 | Contains half of an unknown build. |
Sega Mega Drive
| Game | Overdump Data | Notes |
|---|---|---|
| Yu Yu Hakusho: Makyou Toitsusen (June prototype) | Sonic Crackers, J. League Pro Striker 2, Streets of Rage 3 |