I agree with Canis on most points with two disclaimers:1. No number of stat trainers or items can make up for a lack of creativity. Don't stick to the base applications of your powers; try using them in new and exciting ways. Virtually any element can become fairly versatile if you experiment with it a bit. Pahrak will pull you back if you go overboard, so try everything you can!2. Two words: lurk more. Unless you're in a match against them, you've free to look at people's strategies as much as you want. Find out what people like to do, what works, and what doesn't. I can't even count the number of times Electro's beaten a fighter with much better stats by predicting that fighter's moves.Finally, the most important super-secret tip to succeeding in the coliseum: