Fortunately, 'Broko' Oko took a banhammer right to the kisser, and was kicked out of five different formats in total
Like the Lord enchantments from above, this too proved customizable: For flavor reasons (the cards made much more sense when tied to a certain race), only one customizable card of this mechanic was made
Since Sanguine Bond is an enchantment, there are far fewer cards that can deal with it once it hits the field
Beyond these, Pokemon boasts "Illustration Rares" and "Special Illustration Rares" (full, often narrative, artwork) and "Secret Rares" (cards numbered beyond the standard set size, frequently with gold or rainbow holographic treatments)
But before looking at Commander deck composition, here are the key rules of the format: 1
Granting lands +1/+1 counters without animating them is unusual, and the ability to move counters from lands onto creatures makes this something truly unique