5/5 flying that draws a card is nice, and when you can choose a specific card that will help you the most, its even better
King Louie Band Leader King Louie has some pretty cool stats seven strength and seven will power combined with three lore isnt something you see everyday
Without an untapped dual land or many discard outlets, it might not be worth playing Falkenrath Gorger
One of the first Otter creatures ever certainly took advantage of that keyword, and its companion condition is actually the condition for the Commander format in general (no two nonland cards in your deck share a name)
Keep track of your results, ask for feedback, and experiment with different cards
They haven't undergone the rules scrutiny that most Magic cards have gone through, so if you have further questions, Wizards has also put out Release Notes to cover some of the situations you could encounter