83Chrisaaron | Shining Force II: The Ancient Seal (Short) Japanese Commercial @83Chrisaaron | Uploaded March 2024 | Updated October 2024, 7 hours ago.
The Mega Drive isn't exactly known for RPGs, but you can find several great ones in the darkness. Visit chrislovesjapan.com for more content. Raw video taken from the "ミケ猫トマト" channel.

My transcription of the audio:
大盗賊ジッポの盗みにより　
世界はまた。。。
闇に覆われようとしていた。
Tactical Battle Story!
Shining Force II!
From Mega Drive!