Once thought of as green-blue due to its first outing, madness eventually settled as a black-red mechanic thanks to its affiliation with the vampires of Innistrad in Shadows Over Innistrad
Ride to Gondor! Illustrated by Filipe Pagliuso Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
This would get the deck down to 18 total rares, but I'm not sure it would be possible to go much lower than that before really starting to eat into the deck's win percentage
You can of course still find a basic if youd like, but you have options Shuffle For the right deck or strategy, being able to manipulate the top of your library is crucial
While this card costs one more mana than the original Alpha tutor (Demonic Tutor, more on that card later) and requires an additional payment of two life points, the card only goes on top of your deck, not into your hand, so is still a highly efficient tutor thats only ever received a The List reprint