. . . . . . . . . . "Sleep Attack is an ability found on Wakka's section on the Sphere Grid. It costs 5 MP to use, and deals non-elemental damage with a 50% chance of inflicting Sleep to an enemy for three turns."@en . . . "Sleep Attack"@en . . "Sleep Attack is an ability found on Wakka's section on the Sphere Grid. It costs 5 MP to use, and deals non-elemental damage with a 50% chance of inflicting Sleep to an enemy for three turns."@en . .