Trigger [Trigger] Give all of your opponent's Characters 3000 power during this turn
If you cast the nine-mana Ur-Dragon, his attack trigger draws and lets you put a permanent onto the battlefield for free
The Lands that were also artifacts, which means they interacted with Affinity, which means they could be sacrificed for Atogs and other such effects, which means they counted for anything you need for artifacts
The point is to have the Game Changers list be used as a halfway point between legal cards and banned cards, and it creates a curated format where some arguably-bannable cards can appear
With this Magic: The Gathering Starter Commander Deck Grave Danger (Blue-Black), battle opponents with powerful creatures and spells
Its a great looking card in its Enchanted form, but how does it perform in-game