If you're curious to know which Commander Masters cards are the ones worth keeping (or the ones worth selling, if you're of the more mercantile mindset), then this list will provide you with an easy point of reference
Sneaky Combo Time One card I did not see anywhere on VojaVoja's EDHREC page was Turntimber RangerTurntimber Ranger
You need to be able to support a colorless Land, and if getting to isn't likely, it won't work, but Westvale Abbey is solid in many decks as a mana sink, and Ormendahl is a problematic threat no matter the situation
In my own winning run, I found that Lorcana Characters with the Evasive keyword were far more valuable
However, many players I respect have voiced Selesnya Heroic as one of the best archetypes and if you believe thats true, then I think Hero has merit here