Prepare for a near impossible challenge in the world of Xtreme Spike Jumping Square. Push your skills to the limit as you jump, fly and flip your way through dangerous passages and spiky obstacles. Xtreme Spike Jumping Square,arcade game,skill test,jump game,spike jumping,challenge game,reaction time,agility,flips,obstacles,spikes,game,mobile game,online game,skill game,action game,arcade,mouse control,jump,arcade game,challenge,spike,jump game