If you don't have physical figures, there are unofficial fan projects like the LD-ToyPad-Emulator on GitHub that allow you to emulate characters digitally.
You need the game ROM (ideally the EU version for better DLC support). skachat lego dimensions na pk
You can use a physical USB Toy Pad from the Wii U, PS3, or PS4 versions. If you don't have physical figures, there are
Generally considered the most reliable method. If you don't have physical figures