Returning two small things from the 'yard to play for five or six mana doesn't sound that awesome, but ReveillarkReveillark makes up for the somewhat restrictive cost with combo potential alongside Karmic GuideKarmic Guide and Viscera SeerViscera Seer: Saffi EriksdotterSaffi Eriksdotter and Altar of DementiaAltar of Dementia work as combo pieces, too, among other options, making the 'Lark an important role player in decks like Teysa KarlovTeysa Karlov, Karador, Ghost ChieftainKarador, Ghost Chieftain, and Alesha, Who Smiles at DeathAlesha, Who Smiles at Death
The angry green jelly bean doesn't mess around, and his column proves it
Actually, both are good
Padeem is going to provoke less aggro than many of the other options, protects your game plan from spot removal, and can draw cards
We played Watchwolf and it was good, until we realized the decks that played Watchwolf were not as good as Watchwolf, so it stopped seeing play
Instead of pulling a rabbit out of a hat, were putting it back in the hat