To complete a butterfly level, the player must collect butterflies on the board according to prescribe. It can be done by matching them with regular gems or the detonation of special gems.
Butterfly levels aren't complicated to complete, but one must be careful when butterflies reach higher up the board. If players don't match gem to drop them, they will escape and will result in an instant game over.
Butterflies will move one tile upward when you make a match, Regular gems will be moved to the bottom and replace a butterfly, which may obstruct from creating special gems. However, the movement may prevented by special tiles, such as the Blackhole or Cloud.
Special gems are useful for collect butterflies, especially the Flame Gem, Its burst area can help make the butterfly collecting process a whole lot easier.
If you can't match gems for drop butterflies on the top, Flutter Gust will be helped - it can move all of them down three cells. Level had be Current (or Glacier) and Butterflies, although, Fast Forward may be helped for matching as you want, meanwhile Butterflies will move up to the top of board. So, you should beware when you use the power.