Another little bit of trivia (thanks, wiki!) is that players initially thought Juzm Djinn was an awful card due to its self-damage effect
Black Cards are focused on sacrificing your own creatures and spells and then allowing you to search your deck for specific cards needed for combos
Everything from the name to the artwork to the flavor text, this card just exudes cool
The most Common cards are represented by a grey circle, while rarer cards feature metallic bronze, silver and gold shapes, up to the bright rainbow icon used on Enchanted cards
They are evensomehowStandard legal, so anyone playing that format on Arena is going to run into these options
In other formats, paying some amount of life as an additional cost can be quite the drawback, Death's ShadowDeath's Shadow aside, but in EDH we have access to a lot of ways to turn this into an added benefit