Board Thread:General Discussion/@comment-27393687-20141208124510/@comment-27376368-20141209003754

Note: Dragons are listed according to there attacks you get from levelling-up dragons. Listed: Strongest (1) to weakest (7)

1. Apocalypse

2. Abyss

3. Mirage

4. Forge

5. Millenium

6. Supersonic

7. Promethium

You should put Apocalypse, a 3-element pure dragon and a legendary in battle. Feed to level 40.