I Transferred to Another World and Became a Hero. It Looks like They Will Be Executing Me After I Defeated the Demon Lord Because I Am “No Longer Needed,” so I Will Ruin the Kingdom Through My Powers of “Domination”!

Native title: 異世界転移で勇者になりました。魔王を倒したら「もう必要ない」と処刑されそうなので、“絶対支配”の力で王国を破滅させます！