Granny Madison
Japanese sword
Ninja
Gatling gun
Short hair
Black suit
Twins
Bottom eyelashes
Huge breasts
Weapon
Ball joint
One eyed
Beast
Karate
Scornful eyes
Long white hair
Getter Robo
Doritos
Tail
Hooded clothes
Voluptuous ass
Black person
Ponytail
Artificial arm
Normal aircraft carrier
Glasses
Tengu
Braided hat (amigasa)
Jetpack
Flat
Doctor's robe
Granny Madison is a weird, mysterious commentator who suddenly appears in Ninja Slayer-related official twitter accounts. See also this Japanese Ninja Slayer Wiki.