While arguments can certainly be made to include other powerful Bird Commanders, I like my list for showcasing an array of abilities in an eclectic way
Spend this mana only to cast a legendary spell, and that spell can't be countered
The body isn't great but it is near impossible to kill in combat, first strike scales up to be more of a resilience ability than an evasive one as it is when attacking with smaller first strike dorks
Cards like Valkyrie Harbinger, Griffin Aerie, and Crested Sunmare flood the board with tokens
Drafting Bureaucracy | Illustration by Mark Zug I lightly touched on this already, but drafting is another great way to get cards in Arena
And these countless "everybody discards their hand and draw a new one" effects are now just "everyone else discards and draws a single card." Blue and Black have a ton of them