The "1636 - Pokemon - Fire Red Version (U) (Squirrels)" refers to a specific digital copy (ROM) of the North American release of Pokémon FireRed . It is widely considered the standard base
Based on preserved patch notes from 2007-2010, "Extra Quality" (often abbreviated XQ) refers to a specific patch set that includes the following modifications to the original ROM: 1636 pokemon fire red u squirrels rom extra quality
The is not a new game. It is not a massive overhaul. It is, quite simply, the most lovingly polished version of a classic GBA title you’ve never heard of. The "1636 - Pokemon - Fire Red Version