mtg cost reduction cards How does spell work in Magic: The Gathering? Does this reduce spell casting

If you want to avoid commander tax, you can let it go into the deck, but its kind of risky

Broadly speaking, however, the average length of a game has shortened as the game has more cards printed for it

Azlask, the Swelling Scourge Brisela, Voice of Nightmares Emrakul, the Aeons Torn Emrakul, the Promised End Emrakul, the World Anew Hanweir, the Writhing Township Herigast, Erupting Nullkite Kozilek, Butcher of Truth Kozilek, the Broken Reality Kozilek, the Great Distortion Ulalek, Fused Atrocity Ulamog, the Ceaseless Hunger Ulamog, the Defiler Ulamog, the Infinite Gyre Zhulodok, Void Gorger

, it was one of the first real boss monsters, setting the standard for what a heavyweight finisher looked like

1 Chaos Mutation 1 Kill