Evaluate your pods usual mana base during games before including Blood Moon in one of your red decks as it might not even be worth it if your opponents usually run more basic lands than nonbasics
Umori, the Collector Choosing creature with Umori, the Collector makes all of your rats cheaper to cast, making it a natural commander for Rat Colony
Bringer of the Blue Dawn, for example, was recently discovered to be one of the previously added Momir cards thanks to a recent Reddit post
Dinosaurs are great, but since they support each other, they tend to thrive when the deck is full of great dinosaurs
Acquiring this card sooner rather than later seems to be a smart decision for those who wish to play this card in paper
That said, there are some strategies that can synergize with Sarkhans Ultimate