Vantas, Aether Extruder

Whenever you play an Artifact, you get {e} (an energy counter).

Vantas' Power is equal to the number of artifacts you control; Toughness is that number +1.

{t}, Sacrifice an artifact you control: Create a Junk Token.

{t}, Pay {e}{e}{e}: Create a 0/0 Aetherborn, with a number of +1/+1 counters equal to the number of Aetherborn you control.