Pokemon+randomlocke+ds+upd Here

You can only catch the very first Pokémon you encounter in each unique route or area. If it faints or runs away, you get nothing for that route.

The search query specifies for a reason. The Nintendo DS hosted Generation IV (Diamond, Pearl, Platinum, HeartGold, SoulSilver) and Generation V (Black, White, Black 2, White 2). These are widely considered the best candidates for a Randomlocke for three reasons: pokemon+randomlocke+ds+upd

The Pokémon community has created dozens of sub-variants of the Randomlocke to keep the challenge fresh. When looking for "UPD" (updates), these are the trending topics: You can only catch the very first Pokémon

While Generation 6 and beyond offered 3D graphics, the DS era remains the preferred canvas for the randomizer community. The 2D sprite work allows for blazing-fast battle animations, which cuts down on the grinding required for a Nuzlocke challenge. Furthermore, the sheer map size of games like HeartGold or Pokémon Platinum provides an immense variety of routes, meaning more encounters, more randomness, and a completely unique team composition every single time you reset the game. The Nintendo DS hosted Generation IV (Diamond, Pearl,

: Every NPC trainer can be given completely random teams that scale with their level.

You might be wondering about the in the title. Recently, the community behind the Universal Pokemon Game Randomizer (and specific DS ROM patches) have pushed updates that fix long-standing issues with Gen 4 and Gen 5 games.