It is not evergreen, though it could fit the flavor of many different planes
For the record, a Foil version of the Karn Liberated, also covered above, fetches nearly $800 too, making these foils demand a serious premium
Getting Gigaflare on this card as a Flavor Word made me happy
Combined with other cards that add to your inkwell, such as Gramma Tala and Mickey Mouse, Detective, or other lore-generating cards, you could be in with a deck that barely gives your opponent a chance to know what hit them
Hymn is the only other card on this list that can straight up win the game but Hymn is harder to play with, has much worse scaling, is negative tempo rather than positive, and can still lose to the Goblin Guide played before it
Any "as [this permanent] enters" or "[this permanent] enters with" abilities of the copied token will also work