It is based on a modified version of TheZZAZZGlitch's "Run code from 3rd item" script. It jumps to D35E:
Glitch item $C3 x94
TM11 x(Any quantity)
*you can store additional items here.
Unfortunately, not very much can happen with this.
I will document effects:
Standing here (Victory Road):
will give you 99 Pokémon.