Complex sentence: Justice Be Done, the Hourman android attempted to de-age Mordru to a point where he was not as powerful, however in the process he discovered that Mordru's timeline had no beginning or end.
Split into simpler sentences: Justice Be Done, the Hourman android attempted to de-age Mordru to a point where he was not as powerful. In the process, however, he discovered that Mordru's timeline had no beginning or end.