cards like Twenty-Toed Toad, Blighted Agent, and The Millennium Calendar offer fun win conditions while cards like Malcolm, Alluring Scoundrel and Pollywog Prodigy provide immense value to get there
Furthermore, aside from the occasional wheel, hand disruption isn't super common in EDH - So, players get used to their cards being safe in their hands
Etalis Favor is a tricky card to decipher at first glance, but it replaces itself with a guaranteed nonland that can be cast for free
So while the card pool they have to fall back on is not going to perform anywhere near as well, they're only one or two overcooked cards away from bouncing right back into the pack
The main takeaways from this are the price, only one new Legendary creature for the deck, and the number of newly printed cards
With the +1 ability, you may discard a card, draw two cards, then mill a card