This is why if a ban does ever happen, it will likely be an all or nothing sort of approach, as discussed in previous Pauper Format Panel announcements
While Reliquary Tower is the go-to choice to remove hand size limitations since it's both free and can produce colorless mana, Wizard Class removes your hand size limit for only one blue mana and can draw two cards for three mana on a later turn without needing to be sacrificed
He takes his time, making sure his opponents sit there and plays nice while he plays lands and draws cards
But some sweet synergies include Kuro, Pitlord and Horobi, Death's Wail to machine-gun down opposing creatures for 1 life per kill, Patron of the Nezumi which drains opponents, and Kagemaro, First to Suffer which is an emergency board wipe when needed
But otherwise the cards are as authentic to their languages card design more or less
It's no wonder it's never really made much of a splash in 100-card formats