Those images are my first time using krita and its really not too bad. (ive edited them in paint dot net tho)
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Exes from left to right:

Null by @Rhadamus
Voidy by @JCCO2468
Feeler by @Soneco
Sonitch by @CGlitchOfficial
Spinky by @Milkified (Me)

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Voidy isn't technacly a exe but whatever and Spinky is a joke exe based on Snick from pizza tower.