Hover over the icons under "Damage" to see list of attacks.
Dragon Lvl Weakness HP Damage 
Alpine Dragon 17 
6,257 
3,225- Flying Kick: 1,991
- Ice Spikes: 2,640
- Stunning Hit: 2,156
- Tumbleweed: 3,225
Laser Dragon 16
5,802 2,511- Flying Kick: 1,863
- Lava Balls: 2,365
- Laser Beam: 2,511
- Flaming Arrows: 2,511
Petroleum Dragon 19
9,570 4,144- Stunning Hit: 3,075
- Flooding: 3,559
- Ghost Cloud: 4,144
- Storm: 4,144
Reward: 2 
and 14500 
Strategy: Use Cool fire dragon for Alpine, Soccer dragon for Petroleum and Mud dragon for Laser. (All about at least Lv 13.)