As a representative of humankind’s hatred of mutants, the Sentinels remained a perpetual thorn in the side of the X-Men. As the ‘80s and ‘90s storylines progressed, so did the Sentinels.

A new breed of Sentinels introduced in Uncanny X-Men #9 is meant to correct these issues. However, it soon becomes apparent they are far from an upgrade. Written by Gail Simone, with art by Andrei ...