The invention belongs to the technical field of light emitting diode (LED) displays and robots, in particular an LED dynamic display device with a mascot shape. The LED solid display system mainly consists of a standard LED rectangular module, a polygonal LED module, a trapezoidal LED module and a triangular LED module. The invention can vividly show various cartoon images of mascot and the like, display contents of digital images and texts omni-directionally, realize a plurality of interactive modes and interactive contents with various colors and variable forms, and break through the traditional display concept.