: The double extension .mkv.mp4 in your query often suggests a file that has been renamed or transcoded from its original Matroska (MKV) container to an MP4 for better compatibility with devices like older smart TVs or game consoles.
In the world of digital media distribution, (Good Luck Have Fun) is a known group that specializes in "web-dl" or "web-rip" content. rick.and.morty.s06e10.720p.web.h264-glhf.mkv.mp4
: The story begins with a classic "adventure of the week" involving a lightsaber Rick gives Morty, which Morty promptly drops perfectly vertically, threatening to melt through the Earth's core. : The double extension