This means that all of your mana rocks tap for triple mana as well
have you seen what green has
If you deal more damage than needed to destroy your target, you can also destroy an artifact or remove an enchantment an opponent controls with a mana value equal to or less than the extra damage
That would be much cooler if those theme decks were remotely playable

$0.49 Wall of Omens (0027 - The Imperial City of Archades) Final Fantasy Through the Ages $0.49 Captain Lannery Storm (0038 - Vaan, Aspiring Sky Pirate) Final Fantasy Through the Ages $2.49 Danitha Capashen, Paragon (0022 - Squall Leonhart) Final Fantasy Through the Ages $2.49 Deadly Dispute (0033 - Baron Rivalry) Final Fantasy Through the Ages $1.99 Laboratory Maniac (0030 - Vana'diel Adventurers) Final Fantasy Through the Ages $3.99 Farseek (0045 - Newfound Adventure) Final Fantasy Through the Ages $0.99 Light Up the Stage (0039 - A Promise Fulfilled) Final Fantasy Through the Ages $0.49 Strixhaven Stadium (0063 - Luka Stadium) Final Fantasy Through the Ages $6.99 Counterspell (0004 - Wild Rose Rebellion) Final Fantasy Through the Ages $4.99 Dovin's Veto (0051 - Shadowbringers) Final Fantasy Through the Ages $2.99 Fatal Push (0009 - Battle at the Big Bridge) Final Fantasy Through the Ages $0.99 Fynn, the Fangbearer (0046 - Vayne Carudas Solidor) Final Fantasy Through the Ages 0 results found

Why its a contender: Crucially, it allows players to stop game-winning threats even when they have no available mana, fundamentally changing how high-power formats are played