There are also some number of quality utility lands that involve sacrificing that make this card even better: favorite Mirrorpool springs to mind, but theres also Buried Ruin, Command Beacon, Inventors Fair, Urzas Saga, and if youre a degenerate Strip Mine
The Royal Scions Whenever a new planeswalker is printed, we will always spend a little more time with it to see if it has something good, and these do
Strength of a Raging Fire has the potential to clear out a character that can stand up to anything you have in a challenge be sure to put it in a steel and amber deck with lots of low cost, easily protected characters
Let me give you a better example about the release pattern: Weavile GX, Umbreon & Darkrai GX / Espeon & Deoxys GX and Jirachi GX were also TAG TEAM GX Starter Deck cards last year, they got their Full Art version only much later in SM12a Tag All Stars
Its not just expensive cards that are suitable for PSA
Im curious to see whether Planisphere can actually take the place of Cori-Steel Cutter in that type of deck, or if it simply ends up competing for that key two-drop artifact slot