Mantis Eyes
The act of having wicked or unpredictable eyes. unpredictable in the sense as you do not know where the person is looking due to the amount of irregularity of the pupils and iris.
"I could hardly look at her, those Mantis eyes were going everywhere,"
"I cant tell where he's staring with those Mantis eyes,"
"I cant tell where he's staring with those Mantis eyes,"