The 2026 Magic: The Gathering Unknown Event card Niv-Mizzet's Diary (RZ05p) is a Rare Artifact — Book with a mana cost of {3}{U}{R}.
2026 • Magic: The Gathering • Unknown Event
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Niv-Mizzet's Diary is a Magic: The Gathering trading card from the 2026 Unknown Event set, identified by the card number RZ05p. This Rare card is classified as an Artifact — Book with a mana cost of {3}{U}{R} and a mana value of 5. The card features a normal layout and includes a specific rules text box detailing its imprint and upkeep abilities. Collectors looking for Magic: The Gathering trading card game cards from the Unknown Event set will find this release distinct due to its specific card number and treatment. The product identity is anchored by its 2026 release year and its classification within the Magic: The Gathering brand.
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The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Featured
Niv-Mizzet's Diary
Game
Magic: The Gathering
Rarity, print treatment, and game-specific stats for this card.
Rare
Card Stock
English
{3}{U}{R}
Artifact — Book
R, U
Abilities, attacks, oracle text, and flavor text printed on the card.
Imprint - Whenever a player cards an instant or sorcery spell, exile it as it resolves. At the beginning of your upkeep, you may copy an imprinted card and cast the copy without paying its mana cost. It can't cause you to take extra turns. Then, if there are three or more cards imprinted on this artifact, sacrifice it and create a token that's a copy of Niv-Mizzet, Firemind.
FAQ
The mana cost for Niv-Mizzet's Diary is {3}{U}{R}, resulting in a mana value of 5.
Niv-Mizzet's Diary is an Artifact — Book card from the 2026 Unknown Event set.
The card number for Niv-Mizzet's Diary in the Unknown Event set is RZ05p.
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