Cards like the ones I listed earlier already see substantial play in Commander, so even sneaking Rielle into your 99 for some incidental value often represents a low opportunity cost that can offer substantial gain in the form of raw card advantage
Golos is colorless, but their activated ability costs WUBRG, which makes them a five-color commander
The Starter Kit is the perfect way to learn to play, with 2 ready-to-play decks and an included play guide
It fairly well shuts down most other decks for a couple of turns while barely having an impact on you
InBloomburrow, the Valley is threatened by elemental forces raging out of control, and salvation falls on the shoulders of its smallest protectors
Its nowhere near the power of The Meathook Massacre, despite having a somewhat similar effect