Brain Test 3 Level 216: Alyx decided to destroy the Horn along with the Gems.
Brain Test 3 Level 216
Screenshots

Quick Answer
Drag all the floating gems and the horn into the lava.
Skills Tested
Step-by-Step Solution
- 1) Drag each floating gem into the lava.
- 2) Drag the Horn into the lava.
- 3) Let the lava destroy both the gems and the Horn.
Hint
Reveal a hint
Throw all the floating gems and the Horn into the lava to destroy them together.
Why It Works
It works because the lava is the only thing strong enough to melt the artifacts. Dropping both the gems and the Horn into it removes them all at once, fulfilling Alyx's plan.
Frequently asked questions
How do I solve Brain Test 3 level 216?
Drag every floating gem and then the Horn into the lava so they are all destroyed.
What is the answer to Brain Test 3 level 216?
Drop all the floating gems and the Horn into the lava to destroy them along with the Gems.
Why do I use the lava in Brain Test 3 level 216?
The lava melts the gems and the Horn, which is how Alyx destroys them together.
How many things do I drop in Brain Test 3 level 216?
You drop every floating gem and the Horn into the lava until nothing is left.
What is the goal of Brain Test 3 level 216?
The goal is to destroy the Horn and the Gems by dropping them all into the lava.
Is there a video walkthrough for Brain Test 3 level 216?
Yes, the embedded video shows which items to drag into the lava for Brain Test 3 level 216.