With so many MTG Commanders or Commander cards producing tokens, this guy slots into thousands of different decks
When magic first started, Wizards was a far smaller company and pulled ideas for sets from history or, in the case of Arabian Nights, a book (One Thousand and One Nights), which gave way to cards like Ali Baba
Archmage Emeritus is the best friend of any Spellslinger player, turning every cantrip into a one-mana draw two, and every other spell into a cantrip
Example: Bennie Bracks, Zoologist is great as a card draw, but you need to create a token to do so, and not every deck creates tokens consistently
The mana cost and expansion symbol are printed on only one side each but apply to the permanent regardless of whether it has been flipped