Little is known about "Esteban" when he discovered his powers or when he joined the Posse, a gang of magic metahumans protecting metahumans from the law and the underworld.

When Blue Beetle returned a year after messing with the Posse. The gang had a war council and voted to give the Blue Beetle a change to explain his behaviour. The meeting was turned short as Damper's child Alina was adducted by the Bottom Feeder

The Blue Beetle managed to save her discovering he could track DNA signatures. After that a small group of the Posse used this new power to locate and rescue Probe.

Esteban stayed behind.


Esteban's powers are magical in nature but little is known about it.