It's clearly good in any removal suite at the kitchen table since multiplayer is more likely to have multiple targets to clear out and get card advantage from
(See?) An effect that allows you to put an artifact card from your graveyard onto the battlefield wouldn't affect Sword of the Realms, however: a modal double-faced card has only its front side's characteristics while in the graveyard
Sorin, Grim Nemesis Sorin, Grim Nemesis is my 2nd favorite Sorin, with Sorin Markov barely hitting at #1.The Nemesis of the Grim is pretty dire for your foes, as well
That said, they are phenomenally powerful and are still essential cards for any blue mages spellbook
I wanted to make us some new tools to use to help people cast all four of their colors of cards, so we made six new cards with basic landcycling
I think this pairs best with partner commanders that either add card advantage (Tymna the Weaver) or access to colors with ramp (Jeska, Thrice Reborn or Reyhan, Last of the Abzan)