Global Beast Taming: From the Start, I Awaken an SSS-Rank Fire Phoenix

After transmigrating into an era where everyone can become a beast tamer, each person has the chance to form a contract with a spirit beast. During the beast-taming aptitude test, he awakens a god-tier talent that lets him evolve spirit beasts! ... When he leads humanity to the heavens to wage war against alien races across countless worlds, the alien gods are left dumbfounded by the powerful spirit beasts at his side, whose strength reaches the heavens as they mercilessly reap the lives of alien champions.