Tony Daniel - Gambit & the X-ternals #01 pg 16

In the Morlock Tunnels, Magneto is leading the group to one of Apocalypse’s secret lairs beneath the city. Magneto overhears Lila call Gambit her lover. He’s surprised to hear that Gambit has a girlfriend. They exchange a few sentences and we learn Magneto is not a big fan of the Cajun. They find the access door to Apocalypse’s Science chamber. They mess with the lock wondering if they’re walking into a trap.

This is from the X-men Age of Apocalypse Storyline.