***A ten-year high school reunion interrupted by a warthog monstrosity...*** ...that pretty much tells you everything you need to know about “Killer High” (2018), as far as plot goes. It’s a made-for-TV horror/comedy with several laugh-out-loud scenes and some interesting filming techniques, like angles and stills. The warthog monster is linked to the school’s mascot and it’s ferocious, but kinda goofy-looking. There’s a lot of quality gore, if that’s your thang. The cast is ethnically diverse and likable, led by Kacey Rohl as the amusing protagonist who organizes the reunion. Varun Saranga…