While some of the entries on this list were chosen for their widespread potential in multiple decks, Sephiroth does one thing very, very well indeed
ESSENTIAL FOR COMPLEX MTG GAME PLAY - Streamline your Magic experience by efficiently managing buffs, abilities, and counters during even the most intense games
It's the river kami, and you're just in time for your lunch plans together
I think the ability to win games out of nowhere with Plating and apply pressure to goldfishy opponents with otherwise lowly Servo tokens gives UR a huge edge over other color combinations right now
Its a discard outlet, a draw engine, and a token generator all wrapped up in a 1-drop
If that spell is Vial Smasher itself, Vial Smasher's ability can't trigger