Now, with all those boring ol rules out of the way, lets get into the most expensive cards in March of the Machine
It would be strange to call them advanced rarities, but they are a little different to explain, and not necessarily reliant on the symbol in the corner: Holographic/Holofoil rare = black star + shiny (holofoil) picture: a holofoil rare is a rare card but the picture of the Pokmon is shiny

100-card ready-to-play Warhammer 40,000 Commander DeckTyranid Swarm Green-Blue-Red Deckcontains 2 legendary traditional foil cards plus 98 nonfoil cards Every card features Warhammer-themed artincluding 42 cards that are new to Magic 1 foil-etched Display Commander 10 double-sided tokens, 1 life tracker, and 1 deck box The Ruinous Powers Commander (1) Creature (29) Aspiring Champion Be'lakor, the Dark Master Bloodcrusher of Khorne Bloodthirster Chaos Defiler Chaos Terminator Lord Dark Apostle Exalted Flamer of Tzeentch Great Unclean One Helbrute Herald of Slaanesh Heralds of Tzeentch Keeper of Secrets Khrn the Betrayer Knight Rampager Lord of Change Lucius the Eternal Magnus the Red Mortarion, Daemon Primarch Mutalith Vortex Beast Noise Marine Pink Horror Plague Drone Poxwalkers Seeker of Slaanesh Sloppity Bilepiper Tallyman of Nurgle Tzaangor Shaman Venomcrawler Instant (10) Bile Blight Bituminous Blast Blood for the Blood God

I hope you've enjoyed this mechanical deep dive, and if you have comments or questions please drop a comment, or stop by the Draftsim Discord for a chat