Note
Grouped by family; the final number is the minimum number of transfers needed from a Generation IV game in order to complete the National Pokédex 100% legitimately in Generation V.
Note
Mythical Pokémon are not listed here, regardless of availability.
Note
The Pokémon Dream Radar is counted as a Generation V game; Radar-exclusive Pokémon are not counted below.
Note
Reason for needing transfer is given as the most charitable explanation:
- If a Pokémon was obtainable in the Dream World, but not the games themselves, it is listed as dreamworld-only.
- If a Pokémon was obtainable within Generation V events only, it is listed as event-only.
- Otherwise, it is listed as transfer-only.
- Bulbasaur family; event-only
- Charmander family; event-only
- Squirtle family; event-only
- Ekans family; dreamworld-only
- Pikachu family; event-only
- Diglett family; dreamworld-only
- Tentacool family; dreamworld-only
- Voltorb family; dreamworld-only
- Scyther family; dreamworld-only
- Tauros; dreamworld-only
- Articuno; transfer-only
- Zapdos; transfer-only
- Moltres; transfer-only
- Mewtwo; event-only
- Chikorita family; transfer-only
- Cyndaquil family; transfer-only
- Totodile family; transfer-only
- Unown; transfer-only
- Slugma family; dreamworld-only
- Miltank; dreamworld-only
- Raikou; transfer-only
- Entei; transfer-only
- Suicune; transfer-only
- Treecko family; transfer-only
- Torchic family; transfer-only
- Mudkip family; transfer-only
- Zigzagoon family; dreamworld-only
- Nincada family; dreamworld-only
- Torkoal; dreamworld-only
- Duskull family; dreamworld-only
- Snorunt family; dreamworld-only
- Kyogre; transfer-only
- Groudon; transfer-only
- Rayquaza; event-only
- Turtwig family; event-only
- Chimchar family; event-only
- Piplup family; event-only
- Burmy family; dreamworld-only
- Snover family; dreamworld-only
These Pokémon are only available in the Generation V games if the male player character is chosen in B2W2, allowing trades with Yancy. If the female player character is chosen instead, Yancy does not appear, being replaced by Curtis.
- Meowth family; otherwise dreamworld-only
- Teddiursa family; otherwise dreamworld-only
These Pokémon are only available in the Generation V games if the female player character is chosen in B2W2, allowing trades with Curtis. If the male player character is chosen instead, Curtis does not appear, being replaced by Yancy.
- Phanpy family; otherwise dreamworld-only
Certain Pokémon are only obtainable in Generation V via the Dream Radar if a legitimate Generation IV cartridge is inserted into the 3DS at the same time.
- Lugia: Pokémon SoulSilver
- Ho-Oh: Pokémon HeartGold
- Dialga: Pokémon Diamond
- Palkia: Pokémon Pearl
- Giratina: Pokémon Platinum