All 99 cards in your deck must fall within the "color identity" of your commander
That being said, Cynthias Garchomp ex hits for 260 for just two fighting energy, making it a very reliable attacker
(All prices are accurate at the time of writing, but are subject to the mad whims of the market.) Updated: 07/11/23, 12.52p.m
Abstruse Appropriation Author of Shadows Blightwing Bandit Court of Locthwain Covetous Urge Cruelclaw's Heist Cunning Rhetoric Dream-Thief's Bandana Edward Kenway Extraordinary Journey Fiend of the Shadows Gale's Redirection Glamorous Outlaw Gonti, Canny Acquisitor Gonti, Lord of Luxury Gonti, Night Minister Gustha's Scepter Hauken's Insight Heartless Conscription Hostage Taker Ice Cauldron Intet, the Dreamer Jacob Hauken, Inspector Kheru Spellsnatcher Klaw, Master of Sound Lightstall Inquisitor Masked Bandits Monk Class Planeswalker's Mischief Praetor's Grasp Predators' Hour Psychic Intrusion Psychic Theft Rakish Revelers Ramirez DePietro, Pillager Rassilon, the War President Rev, Tithe Extractor Rogue Class Savvy Trader Shattered Seraph Siphon Insight Spara's Adjudicators Spelljack Thief of Sanity Valakut Exploration Vivien, Champion of the Wilds
And thats not all, either
[17] Estimated ungraded value: $71 Estimated PSA 10 value: $2,640 Pikachu V was a part of a Sword & Shield promotion card series