Dominaria

Rona, Disciple of Gix | Legendary Creature | Human Artificer | When Rona, Disciple of Gix enters the battlefield, you may exile target historic card from your graveyard. (Artifacts, legendaries, and Sagas are historic.) You may cast spells from among cards exiled with Rona. {4}, {T}: Exile the top card of your library. | Tommy Arnold

Jodah, Archmage Eternal | Legendary Creature | Human Wizard | Flying You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast. | Yongjae Choi

Muldrotha, the Gravetide | Legendary Creature | Elemental Avatar | During each of your turns, you may play a land and cast a permanent spell of each permanent type from your graveyard. (If a card has multiple permanent types, choose one as you play it.) | Jason Rainville