Whether this potion really contains a djinn is highly questionable. But it seems to do the trick, so it's probably best not to dwell upon such things.
How to Obtain
|Basic Packs||Advanced Packs|
|Special Pack||Sale Item / Chest|
|Win From Battle Only||Specific Crafting|
|Temporarily From A Card|
Used in CraftingEdit
|Crafting Item||Number Needed|