Doki Doki Panzer Club!

The Dokis are forced to take a deadly version of Senshadou instead of literature. But it doesn't go well. Based off DDLC, GuP, and Yukiyukite Senshadou. Warning: This story will get very dark. So if you don't want to see your favorite Doki go through horrible things, then leave. If you stay and like some dark content...