A combined launching device for launching spinning tops, includes a first launching unit and a second launching unit. The launching unit includes a casing. The casing accommodates a spinning top holder for holding a spinning top and a spinning mechanism, wherein the spinning mechanism is operated to spin and launch the spinning top by linearly and manually moving an operating member in a predetermined operating direction, wherein the casing of the first launching unit has a first coupler, and the casing of the second launching unit has a second coupler removably combined with the first coupler, and wherein the first launching unit is combined with the second launching unit such that the first and second spinning top holders face in the same direction and the predetermined operating direction of the operating member is the same for the first and second launching units.