mtg venture into the dungeon cards DDR#204 Activate only as a sorcery Dungeon - MTG Wiki

Pair her with untap effects like Umbral Mantle or Sword of the Paruns and you can generate absurd amounts of mana

Mangara, the Diplomat Mangara, the Diplomat can be a powerful source of card advantage

Regardless, her ability is pretty strong, allowing you to cast copies of noncreature cards from any graveyard, so long as they cost less than her power

As you see in the article linked above, the design team, including myself, was a bit skeptical at firstwe tend not to make new card types very oftenbut Matt stayed strong and managed to convince us why we needed to do it

10 Plague Belcher Zombie Burn Plague Belcher is a great creature for supporting the Zombie creature type