So, there are two clear goals here: help mono-color decks and provide a bold, new category of commander in the planeswalker variant
Because Blast from the Past and Old Fogey are about Magic from the past, we have the Time Machine, another card in the set, show up in the background of both
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Mishra, Eminent One: Except for name, power, toughness, and types, the token copies exactly what was printed on the original permanent and nothing else (unless that permanent is copying something else or it is a token
Use them well to get an upperhand in battle
She is fundamentally against helping the refugees, and honestly shes a little sus