Plan L

Plan L is a plan activated by Bowser in the 2017 Holiday Special.
 * 1) Turn something into a Polar Bear, and make Luigi buy it.
 * 2) Activate a Brain Chip that was inside the Polar Bear's brain
 * 3) Settle down in Luigi's room, and scare him when he comes in. This way, he can't go back into his room.
 * 4) Build a lair in Luigi's room, so Bowser can observe how the brothers defeat him so much.
 * 5) Memorize what they will do to defeat him, and outsmart them.