Still using GEC after all this time, thanks for the counter Gilan.
Thought I'd share my Shiny charizard GEC theme I made.
https://www.mediafire.com/file/s51byr7fnu88iwb/shiny_charizard_gec_theme.zip/file
What it looks like:
I made it a bit larger then the shuckle theme, both size and counter number.
But you could hypothetically make it smaller if you want to.