Onax, Kaladesh Juggernaut

Charge 5 (Pay {e}{e}{e}{e}{e}: This artifact becomes an artifact creature until end of turn.)
At the beginning you get {e}{e}{e}.
Trample, Indestructible
Pay {e}: Target creature gets +2/+2 until end of turn. Use this ability only once per turn.
Bzzzzt.