The first hint to crack the puzzle "Powerful energy source, disastrous as weapon" is:

It is a word which contains 7 letters

The second hint to crack the puzzle "Powerful energy source, disastrous as weapon" is:

It starts with letter n

The third hint to crack the puzzle "Powerful energy source, disastrous as weapon" is:

It ends with letter r

Looking for extra hints for the puzzle "Powerful energy source, disastrous as weapon"

Click on any empty tile to reveal a letter

The answer for the puzzle "Powerful energy source, disastrous as weapon" is: