48 cards where the colors is RU and the card types include “wizard”

Adeliz, the Cinder Wind (Dominaria #190)
Aegar, the Freezing Flame (Kaldheim #200)
A-Maelstrom Muse (Strixhaven: School of Mages #A-202)
Arjun, the Shifting Flame (Double Masters 2022 #172)
A-Umara Mystic (Zendikar Rising #A-238)
Balmor, Battlemage Captain (Dominaria United #196)
Beamsplitter Mage (Guilds of Ravnica #155)
Ecstatic Electromancer (Ravnica: Clue Edition #31)
Elemental Expressionist (Strixhaven: School of Mages #181)
Eruth, Tormented Prophet (Innistrad: Crimson Vow #237)
Etherium-Horn Sorcerer (Commander 2017 #171)
Gandalf the Grey (The Lord of the Rings: Tales of Middle-earth #207)
Goblin Electromancer (Outlaws of Thunder Junction Commander #228)
Goblin Flectomancer (Guildpact #116)
Goblin Test Pilot (Dragon's Maze #74)
Izzet Chronarch (Commander 2017 #175)
Izzet Guildmage (Ravnica Remastered #191)
Izzet Polarizer (Alchemy: Murders at Karlov Manor #24)
Izzet Staticaster (Return to Ravnica #173)
Jhoira of the Ghitu (Time Spiral Remastered #256)
Johann, Apprentice Sorcerer (Wilds of Eldraine #207)
Jori En, Ruin Diver (Duel Decks: Mind vs. Might #23)
Kaza, Roil Chaser (Outlaws of Thunder Junction Commander #232)
League Guildmage (Double Masters 2022 #241)
Lightning Stormkin (Core Set 2020 #213)
Ludevic, Necro-Alchemist (Commander 2016 #37)
Maelstrom Muse (Strixhaven: School of Mages #202)
Melek, Izzet Paragon (Commander Masters #345)
Mercurial Chemister (Commander 2020 #221)
Minotaur Illusionist (Apocalypse #111)
Mizzix of the Izmagnus (Commander Masters #348)
Najal, the Storm Runner (Dominaria United #208)
Nin, the Pain Artist (Commander 2017 #183)
Nivix Guildmage (Commander 2017 #186)
Niv-Mizzet, Dracogenius (Commander 2017 #184)
Niv-Mizzet, Parun (Outlaws of Thunder Junction Commander #235)
Niv-Mizzet, the Firemind (Commander 2020 #225)
Noggle Hedge-Mage (Eventide #108)
Prismari Pledgemage (Strixhaven: School of Mages #215)
Prophetic Titan (Modern Horizons 2 #209)
Ral's Staticaster (Guilds of Ravnica #268)
Rielle, the Everwise (Ikoria: Lair of Behemoths #203)
Stormchaser Mage (Oath of the Gatewatch #159)
Tibor and Lumia (Guildpact #135)
Umara Mystic (Zendikar Rising #238)
Vadrik, Astral Archmage (Innistrad: Midnight Hunt #248)
Veyran, Voice of Duality (Outlaws of Thunder Junction Commander #248)
Wee Dragonauts (Guilds of Ravnica #214)

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