To disassemble the Batman Gotham City Guardian Playset back into vehicles, please follow these steps:

1. At the front of the Guardian Playset, there are two buttons on the left and right side of the chest. Use two hands to slide the buttons inwards to disconnect the upper half of the Guardian from the legs.
2. To transform the Batwing, lift the cockpit up and over the Batwing from the front to the back.
3. Rotate the arms up, slide the gauntlets down and rotate the arms back down.
4. Close and slide the Bat Pod back into the Batwing to transform it into the engine.
5. Open the canopy and place Batman in the cockpit.
6. To transform the Bat Tank, Press the 2 yellow buttons on both legs and flip the 4 feet pieces up.
7. Press and hold the yellow button on the back of the Bat Tank to rotate the legs from the back to the front to turn them into treads for the Tank.

You’ve successfully disassembled your Gotham City Guardian Playset!