mtg card banned before release October 13, 2021 and Restricted Announcement: Trickery and Memory Lapse Removed from Historic; No Changes to Standard • Arena Zone Strixhaven cards pre-banned on MTG

The final group is the catch-all for the other utility cards in the deck

Identified by the retcons as a "Legendary Shapeshifter", Halfdane enters as a 3/3 before shifting into having the statline of another creature on the battlefield, represented here as he transforms to mimic that Viking guy

These rely on Amethyst cards featuring Merlin and Madam Mim, who trigger effects when cards enter and leave the battlefield

Turning the morph creature face-up can be done at any time you want, as long as you have priority , much like an instant

plan on putting in my Sauron deck

D&D is set in a multiverse with many different planes with their own you get my point