Was i hallucinating or was there a erenxlevi version of sayonara alpha?

https://www.mangago.me/read-manga/clumsy_kid_and_thickheaded_adult_attack_on_titan_dj/
It's not this it's something else right?

I believe it was made first and then sayonara alpha was based on it? Don’t take my word for that though lol

there was. i think. by the same creator of sayonara alpha.

ore no alpha i think???

https://www.mangago.me/read-manga/shingeki_no_kyojin_dj_ore_no_alpha/

THANK YOU VERY MUCH YALLL ╥﹏╥