A Marvel NOW! title written by Simon Spurrier and pencilled by Tan Eng Huat. It was a continuation from X-Men: Legacy Vol.1. The series centers on Professor Xavier's son, Legion. The series and lasted for 24 issues, and one special 25th issue, numbered issue 300, collecting both volumes into one.
Collected EditionsVol. 1: Prodigal (#1-6)Legion: Son of X: Prodigal (#1-6)X-Men Legacy: Legion Omnibus (#1-24)Vol. 2: Invasive Exotics (#7-12)Vol. 3: Revenants (#13-18)X-Men Legacy: Legion: Revenants (#13-18)Vol. 4: For We Are Many (#19-24)X-Force: Hide/Fear (#300)
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/x-men-legacy/4050-53922/).