When you do, cast it for its madness cost or put it into your graveyard.) The ravings of the mad are laced with eldritch knowledge. Illustrated by Bastien L
That said, of course casting spells from your library can also be quite powerful in our format especially when an opponent can actually be a teammate or ally
While this isnt going to be a reliable strategy early in the game, getting it on the field so you can start leveraging it in the later game makes it a powerful ramp and draw engine for you
Transgress the Mind forces your opponent to exile a card from their hand, and you even get to choose which one
Meanwhile, all 15 mythic Mystical Archives were originally printed at rare (although some like Time Warp and Natural Order would be mythics if they were first printed at a time when the mythic rarity existed)
Nine-Fingers Keene may as well have Hexproof, given 9 life is a lot