Norn's Dominion is a common Plane — New Phyrexia card from Planechase Anthology Planes (OPCA), collector number 57. Current market price: $3.39, TCGplayer market prices via Scryfall.
When you planeswalk away from Norn's Dominion, destroy each nonland permanent without a fate counter on it, then remove all fate counters from all permanents. Whenever chaos ensues, you may put a fate counter on target permanent.