DDAL MoM aka Mordenkainen Presents Monsters of the Multiverse.

[jasper]

As of today, if your PC race is in MoM, then Mom over rules what you have on your PC sheet. But give players time to update their sheets. DMs can use either monster. All writers must use the MOM monster version starting Sept 1. D&D Beyond will not automatically update your pc.

Monsters of the Multiverse Update | Wizards of the Coast

The leader in providing contemporary fantasy entertainment, Dungeons & Dragons is the wellspring for the entire modern game industry, digital as well as tabletop. Fifth edition D&D draws from every prior edition to create a universally compelling play experience and exemplifies the true spirit...

yawningportal.dnd.wizards.com

 

[doctorbadwolf]

I like the little reminder in there, "this has always been how this works".

 

[Laurefindel]

Moms always overrule what’s on whatever sheet you have, PC or otherwise!

This too, has always been how this works.