Dungeons & Dragons: I was kicked out of the team by Brave

[Western Fantasy, Summoning, Brawl of Resentments, Dungeons and Dragons, DND, Legendary Mage]
The legendary summoning mage Richard was fired and driven away from the brave adventure team on the grounds that there could not be a second male in the team.
Then, Richard successfully became the biggest obstacle to the brave adventure team, the enemy of mankind, the friend of the evil god, and the friend of the Lich King.
Because he summoned the brave mother and girlfriend to his home.