mtg sweep cards Magic The Gathering - Core Set 2020 - Flame Choose one of them Flame Sweep — Rulings, Legalities

Bant snow is just fun value proposition, there's some really solid bant snow creatures, and this just makes for a fun mid-level commander

Sephiroth gives you the latter two out of the command zone, being a Blood Artist that can also cash your creatures in for cards

But on his own I think Vishgraz is much worse than Ixhel since none of the mites have evasion and are just lame 1/1's so he's actually less reliable at poisoning opponents, and I'd much rather get card advantage off Ixhel than have a fairly large dumb beater that can't reliably attack

All you need to do is cast Tifa on turn two, then play a Titanic Growth on turn three and play and crack a Fabled Passage

Glissa, the Traitor Glissa, the Traitor trades your opponents dead creatures for artifacts in your graveyard