Dragon Island Blue Cheats for iPhone/iPad
If you have duplicates of monsters you can always sacrifice a them to create special items that will make your remaining beasts stronger.
If you go to Westgaurd to do the tournament, it will say something like you have to wait 24 hours till you can try again. Go to your settings on your device, and go to date and time, set the time a day forward, and go back to the game, and it should let you advance to the next level. Enjoy!