they reflect asking prices, not the real market value found on Cardmarket or the Collectr app
Its enter-the-battlefield effect to deal five damage to a creature directly feeds into the other effect relating to excess damage
When a creature with myriad attacks an opponent, itll create token copies equal to the number of other opponents you have
The card is very like Balance, it is far more mana but it gives you way more control over the effect such that it is actually a lot easier to engineer favourable Clouds than it is for Balance
At sorcery speed you can tap her for no mana to sac a dork and Reanimate a creature that costs up to one mana more
Card draw is another reward, often connected to paying mana, like with Shanna, Purifying Blade, Well of Lost Dreams, or Dawn of Hope