What are some of the most powerful Niv-Mizzet infinite combos in Magic: The Gathering?

Some of the most powerful Niv-Mizzet infinite combos in Magic: The Gathering involve cards like CuriOSity or Ophidian Eye paired with Niv-Mizzet, Parun. These combos allow you to draw cards infinitely and deal damage to your opponent each time you draw a card, creating a powerful win condition.