Elixir of Phasing
This brackish gray liquid seems to appear and disappear within its vial at short intervals. The effect carries over to you when you consume it.
Consumable: Elixir 2,600 gp
Utility Power Consumable (Minor Action)
Effect: You drink the elixir and are phasing until the end of your next turn.
Published in Mordenkainen's Magnificent Emporium, page(s) 94.