User Recommendations for Magical Girl Raising Project

Main character being forced to do some kind of Battle Royale, because of a simple game which he can play on his cellphone. Both involve characters trying to survive death battles with their given superpowers. The only main difference in those two anime is that "Mahou Shoujo Ikusei Keikaku" is (Like its name) a Magical Girl, and "Darwin's Game" isn't