Merphistophelin is an elder dragon introduced in Monster Hunter Online. It is an elder dragon with a very aggressive and territorial attitude, willing to attack any and all trespassers in its territory. Merphistophelin can also become enraged as well during its fight when it needs to get serious.

Tier: At least Low 6-B

Classification: Dangerous First-Class Monster, Elder Dragon

Powers and Abilities: Superhuman physical characteristics, flight, fire manipulation, water manipulation, electricity manipulation, ice manipulation, durability negation, power nullification (Via Dragon Element), statistics reduction (Via Dragon Element), mind attacks, absorption (Able to absorb opponent's attacks), breath attack, sound manipulation (Able to create AoE burst with roars), status effect inducement, durability negation, biological manipulation, and explosion manipulation upon death, rage power (Able to be more powerful when enraged), adaptation (Able to adapt and survive any environment no matter how harsh it is), resistance to extreme heat (Able to live in volcanic environment) and disease manipulation (Monsters can overcome frenzy virus)

Attack Potency: At least Small Country level+ (Should be comparable to the likes of Fatalis and Alatreon)

Speed: Massively FTL+ (Should be faster than hunters capable of dodging Dalamadur's meteors)

Lifting Strength: Likely Class T (Should be comparable to Dire Miralis who can sink an entire island with its strength)

Striking Strength: At least Small Country level+

Durability: At least Small Country level+ (Should be as durable as Fatalis and Alatreon)

Stamina: Endless

Range: Likely Hundreds of Kilometers

Standard Equipment: None notable

Intelligence: High (Has quite a weakness to Dragon Element)

Weakness: Weak to fire, dragon, water, thunder and ice depending on its state.