Disclaimer: The subtitles were taken from the English dub and do not represent an accurate translation of the Japanese dialogue.
The debugging map in Path of Radiance has both Greil and the Black Knight on opposing sides, allowing this fight to take place with minimal modding. By default, this version of Greil comes with the Reinforce skill (disabled prior to Tanith's recruitment in Chapter 18), but I swapped this out for Aether. Unlike Ike's Lord class, Greil's Hero class performs separate Aether animations for the Sol and Luna hits, resulting in the strange back-to-back attacks seen in the video. Greil's level has also been increased to 20, and his stats have scaled accordingly:
HP 60 | S...