After getting the Endless Anomaly Fragment, it appears in the Mystic Forge. Additionally you can buy more Fragments from the laurel vendor for 3 laurels.
The recipe is: 25 Fragments, 25 Mystic Crystals, 25 Globs of Ecto and 25 Elonian Wine and gives you an account bound Ley-Line Anomaly Tonic!
The recipe is: 25 Fragments, 25 Mystic Crystals, 25 Globs of Ecto and 25 Elonian Wine and gives you an account bound Ley-Line Anomaly Tonic!
