Slamgma Week

Slamgma Week is an apocalyptic event of calamitous proportions that begins on every 25th of December and ends on the 1st of January; During this event, everyone on Earth is Slammed to Hell and back, and by the end of it, 1/10th of the total population gets transformed into Slamgma clones by force.

Despite not ending the world, Slamgma Week is considered an apocalyptic event thanks to the massive changes to the status quo it always causes.