Lokitron, Robian Vampire

Deathtouch, Flying, Robotize {3}{b} (whenever this card destroys a creature during the battle phase you
may pay the cost and place a 4/4 artifact creature on your field)

Whenever this Creature destroys a Monster during a battle phase you may either choose to gain 1 life or place a +1/+1 Counter on this card

Even Bathed in Glistening Oil, her thirst for
blood never ceased - Technaclaw lab notes