Conjure Mechanical Monster (Armor)

You call forth Pyrus Metal Fencer from a unknown space portal that drops a small cube like mechanical ball into the users hands and throw it with in a 10ft area it opens up to look like a mechanical scorpion and a spell circle that red appears under it and make it grow into a medium size scorpion that fully machine and alive ready to help the summoner with attacking his opponents and when summon the monster gains half of the user current Hit points from the user and adds it to his own with out effect the user 

(if the user had 50/50 hit points the monster would gain 15 hit points from that and your hit point would still be 50/50)