Complete solution with answer and video walkthrough
Gundolf said that the next gem is inside a pyramid
Drag the cloud so that its shadow covers Alyx.


(Gundolf Puzzle) Run away from the spells

That Gem belongs to my boss

So you finally got your precious gem

(Gundolf Puzzle) Put the herbs into the formula

Alyx doesnât know where to go

The gem must be somewhere in this pyramid

(Gundolf Puzzle) Fix the broken objects

Who dares to enter King Tontokamonâs Pyramid