54 cards where the colors is R and the set is “m20”

Act of Treason (Core Set 2020 #124)
Cavalier of Flame (Core Set 2020 #125)
Chandra, Acolyte of Flame (Core Set 2020 #126)
Chandra, Awakened Inferno (Core Set 2020 #127)
Chandra, Flame's Fury (Core Set 2020 #294)
Chandra, Novice Pyromancer (Core Set 2020 #128)
Chandra's Embercat (Core Set 2020 #129)
Chandra's Flame Wave (Core Set 2020 #295)
Chandra's Outrage (Core Set 2020 #130)
Chandra's Regulator (Core Set 2020 #131)
Chandra's Spitfire (Core Set 2020 #132)
Daggersail Aeronaut (Core Set 2020 #133)
Destructive Digger (Core Set 2020 #134)
Dragon Mage (Core Set 2020 #135)
Drakuseth, Maw of Flames (Core Set 2020 #136)
Ember Hauler (Core Set 2020 #137)
Engulfing Eruption (Core Set 2020 #328)
Fearless Halberdier (Core Set 2020 #329)
Fire Elemental (Core Set 2020 #138)
Flame Sweep (Core Set 2020 #139)
Fry (Core Set 2020 #140)
Glint-Horn Buccaneer (Core Set 2020 #141)
Goblin Assailant (Core Set 2020 #330)
Goblin Bird-Grabber (Core Set 2020 #142)
Goblin Ringleader (Core Set 2020 #143)
Goblin Smuggler (Core Set 2020 #144)
Hostile Minotaur (Core Set 2020 #331)
Immortal Phoenix (Core Set 2020 #332)
Infuriate (Core Set 2020 #145)
Keldon Raider (Core Set 2020 #146)
Lavakin Brawler (Core Set 2020 #147)
Leyline of Combustion (Core Set 2020 #148)
Maniacal Rage (Core Set 2020 #149)
Marauding Raptor (Core Set 2020 #150)
Mask of Immolation (Core Set 2020 #151)
Nimble Birdsticker (Core Set 2020 #333)
Pack Mastiff (Core Set 2020 #152)
Pyroclastic Elemental (Core Set 2020 #296)
Rapacious Dragon (Core Set 2020 #153)
Reckless Air Strike (Core Set 2020 #154)
Reduce to Ashes (Core Set 2020 #155)
Repeated Reverberation (Core Set 2020 #156)
Ripscale Predator (Core Set 2020 #157)
Rubblebelt Recluse (Core Set 2020 #334)
Scampering Scorcher (Core Set 2020 #158)
Scorch Spitter (Core Set 2020 #159)
Shivan Dragon (Core Set 2020 #335)
Shock (Core Set 2020 #160)
Tectonic Rift (Core Set 2020 #161)
Thunderkin Awakener (Core Set 2020 #162)
Uncaged Fury (Core Set 2020 #163)
Unchained Berserker (Core Set 2020 #164)
Volcanic Dragon (Core Set 2020 #336)
Wildfire Elemental (Core Set 2020 #297)

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