
Flying
You have no maximum hand size.
Whenever a source you control deals noncombat damage to an opponent, you draw that many cards.
Niv-Mizzet, Visionary has 6 printings, first in Foundations (2024). EDHREC ranks it #2,163 among Commander cards. It appears most in Vivi Ornitier decks (19,239 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.