Getting as many madness spells as you can and a few of these discard outlets is a strong start, but to really do well in R/B, youll want some ways to refill your hand, too
Firkraag, Cunning Instigator Firkraag, Cunning Instigator does a ton of work in any dragon deck that likes to get aggressive
Just keep in mind that this list is subjective and we haven't included full card lists - only the central card you'll build the deck around - to allow you more flexibility
Sealed Performance Appreciation from $120$160 MSRP, tracked via TCGPlayer
Blightsteel Colossus is twice as hard to remove with its ability to shuffle back into your library if it would enter the graveyard from anywhere
Cheapers often better, and Duplicants usually a more relevant body on board, though Ive rarely seen that part of the card matter