Cheating on the Elite Four. Note: This requires a second DS and copy of Pokemon Black or White. Using the C-Gear's Infrared trade function combined with a second DS and game, you can pull out
You had to select which spot you want to switch the new Pokemon into. Let's say you have 4 Pokemon, 1 and 2 have fainted in the same turn in a double battle. The game will let you choose Pokemon 3, but it will seem like you can't choose Pokemon 4. This is because you have to choose 1 or 2 to select which place to put 3 into.
This. Gen 5 (Black/White) is the next Pokémon gen to get a remake (if Gamefreak continues on their trend of alternating between remakes and new gen games). Their last game was a new gen game, so historically their next game would be a Black/White remake. More of an educated guess than r/gamingleaksandrumours worthy. 248.xjTzC.