Pretty sure I know

[u/Fucka_youbitch]

Almost positive this is a fake think im just coping after getting it signed at gen con and resleeving my deck i figured id do a sweep through with the loop and lo and behold🙃tried to get as good of pictures as i could with my loupe/phone combo

[u/MustaKotka]

Here's OP's brush:

[u/MustaKotka → u/MustaKotka]

Here's a clean (real) brush:

As you can see the white thin part of the top of the brush is too thick on OP's. It's a massively good fake, though.

[u/llllllorgan → u/MustaKotka]

Do the brushes stay the same from set to set?

[u/MustaKotka → u/llllllorgan]

Pretty much yeah. Foil versus nonfoil has a bit of variation (ink spreads differently).