giga David is the person who is really strong and who wears a mask
he takes hold of a person named David when he puts on the mask or sometimes he puts it on without realizing it when the mask is on David is no longer able to talk and he turns super aggressive the smallest things will make him mad and will most end up with David using his muscles to over power the person or thing that anger him
he will once in a while say one word
the back story of giga david is that david was trying to get into deep sleep but something unexpected took over David
person1: giga david go away
giga david:.... no ( put him on the ground and starts to beat him)