How would a Guy feel if he flirted with other women to deliberately upset a girl who’s crushing on him and she’s now blocked him and ignores him?

Updates
+1 y
When I say upset it could mean to get a reaction out of me.

Ty for reading.
How would a Guy feel if he flirted with other women to deliberately upset a girl who’s crushing on him and she’s now blocked him and ignores him?
Post Opinion