To get an Elemental Invocation gem, you need to cut a Spirit Gem that's at least level 8. Select it from your inventory to open the Gemcutting menu, then navigate to the Monk tree. You'll see it ...

Elemental Expression is an Ascendancy skill available to Invoker Monks in Path of Exile 2 that can provide some amazing wave clear and area of effect damage if used correctly. However, using Elemental ...