The E-Rank's Ascension

Kellan Mercer has spent twenty-one years being rejected by every monster. But when a private System awakens, he sees evolution routes no one else can. With barely enough money for an E-Rank creature, he enters the monster market. There, he finds an overlooked pebbleback lizard named Mica. Together, they begin a journey to prove that even the weakest monster holds limitless potential.