Snapling and Teenary

Based on canaries in a coal mine, fireworks, and TNT. Inspired by TNT manufacturers being called "canaries"

Snapling
Normal
Popper pokemon
Their shells store large amounts of energy, giving of loud sounds when cracked

Teenary
Flying
Fuse pokemon
The energy rich shell is now fused around their body, allowing it to gather more energy. They fight with Pitroll

Teenary (lit form)
Fire
Fuse pokemon
The energy it stored now fills its feathers, allowing it to blast apart even Pitroll's rocky shell