An "Extreme Randomizer" is a specific type of ROM hack. Unlike standard randomizers (which merely shuffle Pokémon locations and types), "Extreme" randomizers often feature:

: Randomize move types, power, and TM compatibility.

Searching for pre-patched ROMs carries significant security risks:

If you are looking to set this up yourself, the Universal Pokémon Randomizer ZX or the UPR FVX branch are the most popular tools for generating these specific "Extreme" settings on your own White 2 ROM.

: The most widely used tool is the Universal Pokemon Randomizer ZX , which supports Gen 1 through Gen 5. Apply "Extreme" Settings : Open your ROM in the randomizer program.