Mine was Skarmory but I accidentally traded it. I'm on a journey to get it back

Dratini in ultra sun

Nidoran female in soulsilver, full odds randomly found while grinding xp

My first shiny was a roggenrola in ultra sun by complete luck and I was so excited

shinx in go

pidgey

Cyndaquil in pokemon go

Oddish

full odds mudbray in my first ever game :ultra moon, but my favorites are the iron valiant i caught and the sliver wing my sister gave to me!

Lotad in Pokemon go

Shiny abra in oras that was lost to a system transfer

A random ass Larvitar I found in Diglett cave, first encounter, Ultra Sun.

i think a lilipup

mareep

A Trumbeak in Pokémon Sun

It sounds weird, but my first shiny was a Simisear on this random Pokémon generator website.