One Piece Enhanced Summoning System

Gioia didn't expect that he would make big news just after he traveled to the world of One Piece: he accidentally cheated the protagonist of the One Piece world, yes, the straw hat captain Monkey D. Luffy! What are the consequences of tricking the original protagonist to death? What is certain is that the leader of the Revolutionary Army, Dragon, and the naval hero Garp will definitely come to settle accounts with him! Fortunately, he has awakened the system and can summon characters from various planes! "You call it the summoning system? Yes! This is very powerful! Let's try it out with Madara Uchiha first, and then Kaguya Otsutsuki who can fight and warm the bed!" 'Sorry! The host's current exchange points are only enough to summon Uchiha Sarana! ' "Wori, there's no point in summoning a little brat for me!" 'Host, please calm down. Summoning is just an auxiliary. The most important thing is: the host can gain the enhanced ability of the summoned character! In addition, the name of this system is: Enhanced Summoning System! ' "Strengthen the summoning system... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.