Fluros cares about particular numbers appearing anywhere on a card, while Hardy cares about the number of lines in flavor text
Whenever a card is cast for its madness cost its still being cast , so it can be interacted with in any of the same ways that a card being cast in a regular way can
Unfortunately, the card has made its way onto the banlist for Legacy and Modern, the most accessible 60 card formats with those lands, and without them, Deathrite Shaman is a lot less funky
If you pick up this binder, you can keep around 360 cards safe inside, which will keep a good chunk of your collection safe for quite some time.
Depending on context, these cards may be called prison pieces, hate cards/hatebears, sideboard cards, or, in some circles, stax cards after the ancient Smokestack-based deck which popularized not letting the other person play as a strategic archetype
Which artists do the best goblins (objectively, its Wayne Reynolds, but youre entitled to your opinion, too)