Animates swinging the player's arm
If the boolean is true, then the offhand is the one that swings
overload 1:
host:swingArm()
| Method Property | Fluent Description | Representation |
| Return Value | nil | |
overload 2:
host:swingArm(offhand)
| Method Property | Fluent Description | Representation |
| offhand accepts | a Boolean | |
| Return Value | nil | |