how do companion cards work mtg companions in Commander format? What do 'companion' and 'starting

Chapter One of Disney Lorcana is out now and features 204 unique cards

As good as they are, however, none of these cards can permanently deal with any problematic card and can't affect noncreature permanents at all

Ideally, you can start out early with cards like Siren Stormtamer and Fathom Fleet Captain, then cast your commander on the same turn you plan on fulfilling her end step trigger

The significance of the card being Half of the Hexwell Crown is huge

Gishath, Sun's Avatar Dinosaur Tribal Commander Deck

Outside of that it's not very relevant, but it's a safe bet for dedicated zombie commanders since it can drop down for 1 mana and tap your team for a bunch of cards