What am I?

I have three heads. Cut off one, I become stronger. Cut off two, I become ten. What am I?

related riddles

Booming and zapping is what I can do, make sure to take cover so I won’t get you. What am I?

I am a type of weapon for SCI-FI characters. What am I?

I won’t break if you throw me off from the highest building but I will break if you place me in the ocean. What am I?