I tried to show the power of Playmaker. All settings can be changed easily with Playmaker Controls.
Weapon Settings:
(https://i.ibb.co/vqxbkDr/3.png) (https://ibb.co/sRvhqtD)
Weapon FSM:
(https://i.ibb.co/pQFH1sy/4.png) (https://ibb.co/Vx4FLhm)
Climbing System FSM:
(https://i.ibb.co/Zhy1NtL/5.png) (https://ibb.co/0fPVQ8D)
Asset Store Link: http://u3d.as/2RqJ