The other three creatures arent slouches though they provide blue mana, which is infinitely more useful than colorless mana when trying to set up for card filtering, counterspells, and other instants and sorceries that have multiple blue pips in their mana costs
For new players, this certainly looks exactly like drawing cards, but you're not drawing cards unless the effect literally says draw. Narset, Parter of Veils is a good example of this difference
What makes a good one
I like that it steals from their hand, but its 5 mana and doesnt have haste
Depending on the Bloomburrow set's approach to its wolves, Ferocious Pup could help to round them out a bit
Far better to have Flashback, and the opportunity to recast any of the powerful spells left in our graveyard