Take Eridium pile is an objective in the Story Mission, Paradise Found in Borderlands 2: Commander Lilith and the Fight For Sanctuary
- Hector is still alive and now Lilith is struggling to contain him.
- More Tendrils will appear and start attacking from the sides.
- Run to the South and then East out of Crimson Square to reach the now unlocked building where you would find Crazy Earl.
- Open the door and head inside.
- Once in there, go over to the right and into the open barred area.
- Collect all the Eridium Piles that litter the area.