You can't cast Emergency Weld without an artifact or creature card in your graveyard to target
Grist, the Hunger Tide Grist, the Hunger Tide is here to meet us as the only planeswalker commander on todays rankings
"Until your next turn, that permanent can't attack or block and its activated abilities can't be activated." Yeah, Detain's a keyword action that's basically a one-turn Arrest, but without all the fun of actually dealing with the problem permanently like a typical removal spell or ability would
Then I cracked it pick 1, pack 1 and grabbed it and was passed the Tolls and snagged it and was Orzhov, with Blue flyers for the win
Ojutai is the only one that needs a deck built around it for it to shine but if you do it will just as powerful as the others All around I'd say these are great Khans Dragons
The Knight subtheme comes up often, and most of these decks would be described as Knight-centric, though that does vary from fully dedicated to vaguely a subtheme