[1] You can banish 3 monsters from your GY
Time will tell whether Bruvac is more viable in a mono-blue deck versus what decks including him in the 99
It can also be used on the opponent's turn, so it can be a 4000 wall, but if you do that, it's too dangerous to make your opponent trade two cards
Phelia gets bigger when you use it to blink creatures, so Phelia becomes hard to block as it survives longer
There are a couple of different versions to be collected, including a Secret Rare card with rainbow coloring, though this card is even harder to find than the Friends in Galar Trainer card
Conclusion: While Anhelo comes with all the necessary pieces to make a spellslinger deck, I feel theres too much of a disconnect between what the face commander is trying to do and the myriad of other mechanics present in the base precon