59 cards where the cards aren’t reprints and the card is tagged “color-break”

Beast Within (New Phyrexia #103)
Chaos Warp (Commander 2011 #114)
Faithless Looting (Dark Ascension #87)
Harmonize (Planar Chaos #149)
Red Elemental Blast (Limited Edition Alpha #169)
Pyroblast (Ice Age #213)
Sram, Senior Edificer (Aether Revolt #23)
Resculpt (Strixhaven: School of Mages #51)
Ravenform (Kaldheim #72)
Hornet Queen (Commander 2011 #159)
Song of the Dryads (Commander 2014 #47)
Lignify (Lorwyn #228)
Akroma, Angel of Wrath (Legions #1)
Conspiracy (Mercadian Masques #127)
Withering Boon (Mirage #152)
Temporal Extortion (Planar Chaos #81)
True-Name Nemesis (Commander 2013 #63)
Prodigal Sorcerer (Limited Edition Alpha #73)
Blue Elemental Blast (Limited Edition Alpha #49)
Guttural Response (Shadowmoor #208)
Avoid Fate (Legends #175)
Patron of the Moon (Betrayers of Kamigawa #45)
Xantid Swarm (Scourge #135)
Hydroblast (Ice Age #72)
Dash Hopes (Planar Chaos #68)
Seedtime (Judgment #130)
Grim Discovery (Zendikar #91)
Frenzied Fugue (Commander 2016 #18)
Gate to Phyrexia (Antiquities #16)
Desert Twister (Arabian Nights #46)
Deathgrip (Limited Edition Alpha #100)
Lifeforce (Limited Edition Alpha #206)
Tahngarth, Talruum Hero (Planeshift #74)
Piracy Charm (Planar Chaos #58)
Storm Seeker (Legends #205)
Psionic Blast (Limited Edition Alpha #74)
Phyrexian Tribute (Mirage #134)
Acid Rain (Legends #44)
Collapsing Borders (Invasion #141)
Hornet Sting (Magic 2011 #181)
Drop of Honey (Arabian Nights #47)
Witch Hunter (The Dark #19)
Backfire (Legends #47)
Giant Dustwasp (Planar Chaos #129)
Jabari's Influence (Mirage #24)
Saltblast (Planar Chaos #15)
Roots (Homelands #95)
Psychic Purge (Legends #68)
Barbed Foliage (Mirage #207)
Ghost Hounds (Homelands #49)
Erratic Mutation (Planar Chaos #41)
Bee Sting (Portal #159)
Stunted Growth (Ice Age #266)
Baki's Curse (Homelands #22)
Unyaro Bee Sting (Mirage #250)
Storm Spirit (Ice Age #303)
Silhouette (Legends #77)
Windseeker Centaur (HarperPrism Book Promos #3)
Wind Spirit (Ice Age #106)

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