Summon Slimes and Become the Weakest Summoner?

This is a world where everyone changes jobs. Monsters and alien races are everywhere! There are countless secret realms and copies. Li Tianming successfully awakened his dual career. Slime Summoner! The only profession, sage! Talent skills: 1. When receiving damage, give priority to deducting magic power to bear the damage. Talent skills: 2·When the magic value is zero, every 100 magic points consumed to release a skill will deduct one point of blood. Talent skills: 3·Omniscient Eye. As long as the "return to mana" is fast enough, there is no need to lose blood. "No! Why can his slime use skills!" "He's dead! This slime is actually equipped with a silver weapon!" Cut it as you like! If you lose one drop of blood, I lose! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.