While Im not personally a collector of the shiny things, having a single focus for crackers to focus on is a sensible idea and gives a specific target for people to get hyped about
One dream scenario is that at least one other player has Plant tokens that go with our Avenger of Zendikar
Constructed merfolk decks, especially in Modern, leverage Aether Vial as a way to slip creatures into play under counterspells, and without paying for them
These two also worked incredibly well together, and you have seen them helping each other on many an occasion
You can refill your hand when you need to, be that because you put combo cards into exile to safeguard them for later or to skew the draw potential of a wheel
There are also some other interesting payoffs for cascade built into the deck, so youll definitely be able to make this strategy work right out of the box