Love Bites Don't it (Bowser x Luigi)

After Losing to Mario yet again, and his boyfriend luigi failing to make him feel better Bowser has Kamek make him a potion to make him impervious. The spell succeeds but what Bowser Dosent know is that Kamek used a Koopa bat as a base for the potions power. Bowser now has an unquenchable thrist for blood. So when his...