public function getCharacterResearchAgents(int $character_id): Collection
    {

        return CharacterAgentResearch::join(
            'invNames',
            'character_agent_researches.agent_id', '=',
            'invNames.itemID')
            ->join(
                'invTypes',
                'character_agent_researches.skill_type_id', '=',
                'invTypes.typeID')
            ->where('character_id', $character_id)
            ->get();
    }