This chapter – Not-Megumin Demon General Salwa has a midlife crisis.
Jahy-sama wa Kujikenai! Chapter 20
As for uh.. .the change size. the other scans were Waifu2x’d, so these raws are in their original quality. Jury’s out whether or not we’re going ot keep it this way, but it seems fairly fine either way [despite some of the artifacts Waifu2x can do].