The deck also features a ton of different creatures with anthem effects for your zombies, which can make your zombie army and tokens incredibly powerful (for example Cemetery Reaper, Death Baron, Tomb Tyrant, Lord of the Accursed, Bladestitched Skaab, and more) to easily overwhelm your opponents
I don't think new players will be lost, by any means, playing the Amber and Amethyst deck, but there's something very immediate about the Sapphire and Steel deck
That creature becomes a copy of the card with the chosen name until Killer Cosplay becomes unattached from it
Being able to recur activated abilities of creatures from your graveyard while growing your board is the exact type of value that casual Commander thrives off of
Foul-Tongue Shriek can also take someone out by burning someone for each attacking creature you control while gaining that much life to keep you in the game.