Adalbert Steiner is a beloved character from Final Fantasy IX, and he may actually be decent in Magic: The Gathering too
Magic: The Gathering Removes Racist Cards From the Game in First Step to Correcting Core Issues Zaiem Beg delivered a powerful callout of Magic: The Gathering publisher Wizards of the Coast and their lack of diversity in the creative parts of their team, how they have treated potential Black employees, and just a number of problematic issues that come from a company that is overwhelmingly white
Break Open Break Open is a 2-mana instant that turns face-down creatures face up
Pairing this ability with a very good max speed is the icing on the cake for a very interesting Azorius commander revolving around artifacts and crazy amounts of value generated by doubling them
Add Hellrider, also in the colors, for more of the same
Market research showed that hybrid mana was the highest-rated thing in the original Ravnica block, and I believe it is still one of the highest-rated "mechanics" (it's a tool, not a mechanic, but that's what the market research called it), if not the highest, of all time