Just wanna share manhwa called The Greates Outcast, it's been hiatus for a long time and now it has come back... MC is timid and coward glasess boy that become badass.
https://www.mangaupdates.com/series.html?id=131944 https://www.lezhin.com/en/comic/ultimate_outcast It's more like webtoon was completed since June 26th of 2017. But only now the aggregator site can get the contents.