The art is fine, and the mechanic allowing your teammates to benefit from this card has made a recent appearance with the Surge mechanic in Oath of the Gatewatch on cards like Boulder Salvo
(Blue and Gray Starter Deck)
Weatherlight Four mana, 4/5 flyer and when it punches face you dig down 5 cards and draw a historic card (artifacts, sagas, legendaries)
Looking at the legendary creatures, we have The Mimeoplasm, Muldrotha, the Gravetide, and The Wise Mothman as commanders that thrive on filled graveyards
Originating from Innistrad block, flashback is one of the most beloved Magic: The Gathering mechanics to ever see play
The playability ultimately hinges on how you build your deck and what shows up in your Commander meta, with it being a notable strong token hate card