Select glitches in Japanese Pokémon Red, Green and Blue
Battle disabling Select glitch | Badge describer glitch | Dokokashira door glitch | Fossil conversion glitch | Item creation glitch | Lift glitch | Partial switch glitch (Red/Green v1.0 only) | Remaining PP into species Select glitch | Second type glitch | Skip to Level 100 glitch | Trainer mutation glitch | Walk through walls | Warp by Nidoran♂ glitch
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Battle disabling Select glitch | Badge describer glitch | Dokokashira door glitch | Fossil conversion glitch | Item creation glitch | Lift glitch | Partial switch glitch (Red/Green v1.0 only) | Remaining PP into species Select glitch | Second type glitch | Skip to Level 100 glitch | Trainer mutation glitch | Walk through walls | Warp by Nidoran♂ glitch
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Please note that this glitch only exists in the Japanese versions of the game, or is otherwise a glitch![]() |
The Second type glitch, also known as the Transform a Water-type Pokémon into Mew glitch is a closed menu Select glitch in Pokémon Red, Green, and Pokémon Blue (Japanese).
It allows the player to transform a Pokémon into another Pokémon with the ID of its second type. As single-typed Pokémon have their second type the same type as the first type internally, they can also be used for the glitch.
Steps
Item 13 method (does not always work):1) Press Select on item 13.
2) Exit with B, B.
3) Open the Pokémon menu via a battle, Day Care on Route 5 or the Name Rater in Lavender Town and press A on the first Pokémon to swap it to be a Pokémon based on its second type.
This glitch may also trigger Pokémon No. 152 in the Pokédex.
REDIRECT Template:YouTube
Item 14 method:
1) Prepare a party of two Pokémon with the second-type you need.
2) Press Select on item 14.
3) Exit with B, B.
4) Open the Pokémon menu via the Day Care man on Route 5.
5) Press A on Pokémon 1 to swap it with a glitch Pokémon, and then raise and take back Pokémon 1.
6) Repeat steps 2-4 with the other non-glitch Pokémon and then press A on Pokémon 1 to swap it with the desired Pokémon.
REDIRECT Template:YouTube
Conversions
Index number (dec) | Index number (hex) | Type | Pokémon |
---|---|---|---|
000 | 00 | Normal-type | "A" (Japanese 'M (00)) |
001 | 01 | Fighting-type | Rhydon |
002 | 02 | Flying-type | Kangaskhan |
003 | 03 | Poison-type | Nidoran♂ |
004 | 04 | Rock-type | Clefairy |
005 | 05 | Ground-type | Spearow |
006 | 06 | Bird-type | Voltorb |
007 | 07 | Bug-type | Nidoking |
008 | 08 | Ghost-type | Slowbro |
020 | 14 | Fire-type | Arcanine |
021 | 15 | Water-type | Mew |
022 | 16 | Grass-type | Gyarados |
023 | 17 | Electric-type | Shellder |
024 | 18 | Psychic-type | Tentacool |
025 | 19 | Ice-type | Gastly |
026 | 1A | Dragon-type | Scyther |
033 | 21 | ヌ゙る | Growlithe |
Credits
Thanks to Japanese Pokémon select button glitch websites, Meowth346 for discussing this glitch on the Azure Heights forums in 2001, gunbladelad77 for sharing it on GameFAQs in 2009 and then finally ginothepro for uploading footage of it on a real Game Boy in 2012.The information here is copied from ChickasaurusGL's video with permission. The table is heavily based on Bulbapedia version, also written by Chickasaurus/Torchickens.