The Gacha version of 'Ok Boomer'.
This term is used to describe the little kids that
play GachaLife, GachaVerse or any other games that relate who typically is incapable of taking most opinions from others who
dislike Gacha.
Let's
break the word / term down.
Ok - from 'Ok Boomer'
Gachatard - Gacha which is the name of the franchise.
Tard - The second half of the word 'Retard' which means someone who is stupid.