The only real downside here is that running Gwenom as a Commander locks you into Mono-Black
Its a lot easier to generate counters on some permanents than others, and so being able to redistribute them in partial amounts (without relying on dumping them all on the Ozolith when stuff dies) unlocks some nice gameplay synergies
Ben Starr, the English-language voice actor for Final Fantasy XVI main character Clive Rosfeld, hosted a behind-the-scenes panel with Wizards of the Coast (WotC) employees Gavin Verhey, Zakeel Gordon, Daniel Holt, and Dillon Deveney
Even just getting an extra Anafenza, Kin-Tree Spirit trigger can be important, and sometimes we just want to save our Jace from a removal spell
"Wilds of Eldraine - Episode 3: Two Great Banquets"
My Verdict: Sword of Fire and Ice combines removal and economy into a compact package that can steamroll the early game