Have they done the typical shounen plot where he takes control of his super state in order to protect love interest, yet?
Dragon ball AF
No. but he did beat the fucking shit out of a fire lizard dude...
Technically, yes. With the holy lock cracks.
The way you're asking, no. Though the latest chapter has him and Moka trapped in a jail, while he becomes Ghoul again.
They've done everything else, so why not?
This series is worse than Bleach.