Synopsis:
After transmigrating into Keigo Masaki, he spends several years becoming a tech entrepreneur and the richest man in the country. He pours countless funds into creating an optogenetic factor converter, giving himself the body of Evil Tiga.
Then, using the remains of Gatanothor, he modifies it into a light-energy converter. Drawing on data about humanity's light of hope, he harnesses solar power to turn it into the power of hope, achieving Glitter Evil Tiga!