Hmm...the strongest ones are electricity, fire, and ground, in my opinion. Electricity travels easily. Fire is painful and strong, but can be easily blocked by water or ice. Ground can be useful to shake up my enemies, but as super-villians, they probably fly.
Considering the pros and cons, Electicity seems most useful. I'd make my sidekick use Earth though. Any takers? I have doughnuts.
And here's a funny picture on electricity:
Considering the pros and cons, Electicity seems most useful. I'd make my sidekick use Earth though. Any takers? I have doughnuts.
And here's a funny picture on electricity: