Question: What are existing game controllers ?
Answers:
answer_text: Magnavox Odyssey controller
answer_text: Atari CX40 joystick
answer_text: NES Zapper
answer_text: NES Advantage
answer_text: Nintendo Power Glove
answer_text: Gravis PC GamePad
answer_text: Menacer
answer_text: Super Scope
answer_text: PlayStation controller
answer_text: Nintendo 64 controller
answer_text: Dual Analog Controller
answer_text: Xbox controller
answer_text: Xbox 360 controller
answer_text: Sixaxis
answer_text: Wii Remote
answer_text: Classic Controller
answer_text: PlayStation Move
answer_text: Wii U GamePad
answer_text: Wii U Pro Controller
answer_text: Xbox Wireless Controller
answer_text: Steam Controller
answer_text: Joy-Con
answer_text: Nintendo Switch Pro Controller