Lagiacrus

From Monster Hunter - Wiki on Neoseeker

Lagiacrus, the flagship monster of Monster Hunter 3

Lagiacrus is a new and the flagship monster exclusively for Monster Hunter 3. It is a large sea dwelling serpent wyvern, which has a similar style of body to a regular dragon. It can also roam on land, but is significantly slower. The flagship monster also has the ability to emit electric fields from the spikes on it's back, to electrify the water surrounding it.

A large water monster that rules the deep, vast oceans and is feared by many a seafarer. It sits comfortably at the top of the oceanic food chain. It's capable of producing sea water boiling giant waves of electricity in the outer layer of its skin, which it stores in a specialized organ in its dorsal until it's ready to be used. It is known to to come ashore to regain its strength after discharging or to rest when it's tired.