mtg wurm commander deck Baru, Wurmspeaker shuffle it into its owners library. Baru, Wurmspeaker Commander Deck Guide

Saffgor: If you can cast this with something that grants flashback, or otherwise avoid the full cost, suddenly this is quite a bit more appealing

Any "as [this creature] enters the battlefield" or "[this creature] enters the battlefield with" abilities of the chosen creature will also work.

The Emerald/Steel deck, for instance, focuses on keeping your opponent's characters damaged throughout the game and capitalizing on that board state

I was so excited for the Dihada, Binder of Wills Commander precon from Dominaria United , but really only because it came with a copy of The Reaver Cleaver

Magic gets expensive

The work is massive, the technique to make it both legible for each card while still working as an overall image is unprecedented