Ophanimon Falldown Mode

Ophanimon Falldown Mode is alternate Mega form of Gatomon.

Digimon Adventure tri.
In Coexistence, after Kari believes Tai is dead, Nyaromon dark digivolves to Ophanimon Falldown Mode before fusing with Raguelmon to form Ordinemon.

Trivia

 * Ophanimon Falldown Mode was never actually shown in the anime along with Rosemon, Vikemon, Phoenixmon and HerculesKabuterimon.