This works well with Hare Apparent since you get to flood the board with all sorts of Rabbit tokens from two different sources
Dack + Hullbreacher is really solid interaction for sure, and having a copy of Squee, Goblin Nabob is some real tech from places such as Vintage where Squee sees a fair amount of play
Like most Magic: The Gathering cards, the value of Cloud of Faeries depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Wilds of Eldraine Commander)
Currently, the Enchanted version is sitting at $148.00 on TCGPlayer , with the market price yet to be determined
A player might also mulligan their hand if it's functional but doesn't represent their deck's full strategy, like an aggro deck drawing a hand with no creatures, or a control deck drawing a hand with no removal or counterspells
The most expensive land is Xander's Lounge by far, but its a great Grixis land