That refers to your Speed IV and nature.
In general, you read that notation as (negative nature / neutral nature / positive nature).
(31- / 8- / x) means: 31 IV or less with negative Speed nature (such as Quiet Nature), 8 IV or less with a neutral Speed nature (such as Modest), and never with a positive Speed nature (such as Timid).
As a side note, this specific shopping is done so you will have enough X-Speeds to use even if you get Rock Tomb on Gordie.
Also, if you aren't exactly tracking your IVs, always assume the worst :)
Hello everyone! With the release of the Nintendo Switch 2 imminent, we have added a new annotated variable to all of the Sword/Shield categories: the Console variable. This variable is used to denote whether your run was performed on the Switch 1 or on the Switch 2.
This new Console variable al