List of perandus league challenges - Path of Exile Wiki
Neat lore fact #11: Forsaken Masters relationship chart, by request (click for fullsize) : r/pathofexile
Labyrinth Trinket - Path of Exile Wiki
87 Shredder was actually the most scientifically literate incarnation of the character. He helped Krang perform experiments and invented a few gadgets himself, like the neural scrambler. : r/TMNT
Decorative Chest, Path of Exile Labyrinth - YouTube
Found a "Portal Shredder" in a decorative chest in the Labyrinth, anyone seen one? : r/pathofexile