A _Bootscreen.h that shows the Enderdragon, for 128x64 displays,

Enderdragon_Bootscreen.h

/**
 * Made with Marlin Bitmap Converter
 * https://marlinfw.org/tools/u8glib/converter.html
 *
 * This bitmap from the file 'Ender_Dragon.opti.png'
 */
#pragma once

#define CUSTOM_BOOTSCREEN_BMPWIDTH  105

const unsigned char custom_start_bmp[] PROGMEM = {
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00001110,B00000000,
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B01111110,B00000000,
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B11111111,B10000000,
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00001111,B11111111,B10000000,
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000010,B11111111,B11111111,B10000000,
  B00000000,B00000000,B00000000,B00000000,B00000001,B11100000,B00000000,B00000000,B00000000,B00000000,B00110111,B11111111,B11111111,B10000000,
  B00000000,B00000000,B00000000,B00000000,B00111111,B11000000,B00000000,B00000000,B00000000,B00000011,B01111111,B11111111,B11111111,B10000000,
  B00000000,B00000000,B00000000,B00000011,B11111111,B10000000,B00000000,B00000000,B00000000,B00010111,B11111111,B11111111,B11111111,B10000000,
  B00000000,B00000001,B11100000,B00111111,B11111111,B10000000,B00000000,B00000000,B00000000,B01111111,B11111111,B11111111,B11111111,B00000000,
  B00000000,B00000011,B10011111,B11111111,B11111111,B10000000,B00000000,B00000000,B00000011,B11111111,B11111111,B11111111,B11111000,B00000000,
  B00000000,B00000011,B11011111,B11111111,B11111111,B10000000,B00000000,B00000000,B00011111,B11111111,B11111111,B11111111,B11000000,B00000000,
  B00000000,B00000111,B11111111,B11111111,B11111111,B10000000,B00000000,B00000000,B01111111,B11111111,B11111111,B11111110,B00000000,B00000000,
  B00000000,B00001111,B11101111,B11111111,B11111111,B11000000,B00000000,B00000001,B11111111,B11111111,B11111111,B11100000,B00000000,B00000000,
  B00000000,B00011111,B11110111,B11111111,B11111111,B11100000,B00000000,B00000111,B11111111,B11111111,B11111110,B00000000,B00000000,B00000000,
  B00000000,B00011111,B11111000,B11111111,B11111111,B10000000,B00000000,B00011111,B11111111,B11111111,B11000000,B00000000,B00000000,B00000000,
  B00000000,B00111111,B11111111,B11111111,B11111111,B00000000,B00011110,B01111111,B11111111,B11111100,B00000000,B00000000,B00000000,B00000000,
  B00000000,B01111111,B11111111,B01111111,B11111100,B00000000,B01111111,B11111111,B11111111,B11100000,B00000000,B00000000,B00000000,B00000000,
  B00000000,B11111111,B11111111,B11111111,B11111000,B00111111,B11111111,B11111111,B11111111,B10000000,B00000000,B00000000,B00000000,B00000000,
  B00000000,B11111111,B11111111,B11001111,B11111000,B00111111,B11111111,B11111111,B11111111,B00000000,B00000000,B00000000,B00000000,B00000000,
  B00000001,B11111111,B11111111,B11111111,B11110000,B00111111,B11111111,B11111111,B11111111,B10000000,B00000000,B00000000,B00000000,B00000000,
  B00000011,B11111111,B11000011,B11111011,B11110000,B01111111,B11111111,B11111111,B11111111,B11000000,B00000000,B00000000,B00000000,B00000000,
  B00000111,B11111110,B00000001,B11110111,B11110001,B11111111,B11111111,B11111111,B11111111,B11100100,B00000000,B00000000,B00000000,B00000000,
  B00000111,B11110000,B00000000,B11111110,B11110111,B11111111,B11111111,B11111111,B11111111,B11111111,B00000000,B00000000,B00000000,B00000000,
  B00001111,B11000000,B00000000,B01111101,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B11000000,B00000000,B00000000,B00000000,
  B00011111,B00000000,B00000000,B00111111,B11111111,B11111111,B11111111,B11111111,B11110011,B11111111,B11110000,B00000000,B00000000,B00000000,
  B00001110,B00000000,B00000000,B00011111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111000,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111100,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111110,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11110001,B11111111,B11111111,B11111111,B11111111,B11111111,B10000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B10001111,B11111111,B11111111,B11111111,B11111111,B11000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B11111100,B01111111,B11111111,B11111111,B11111111,B11000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B11111111,B11100011,B11111111,B11111111,B11110011,B10000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B11111111,B11111111,B01111101,B11111111,B11111001,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00001111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111000,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00011111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111111,B11111000,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00111111,B11111111,B11111111,B11110011,B11111111,B11111111,B11111111,B11111100,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B01111111,B11111111,B11111111,B11111000,B00011111,B11111111,B11111111,B11111100,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000001,B11111111,B11111111,B11111111,B11111111,B00000000,B11111111,B11111111,B11111110,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000111,B11111111,B11111111,B11111111,B11111111,B11000000,B00011111,B11111111,B11111110,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00001111,B11111111,B11111111,B11111111,B10111111,B11000000,B00001111,B11111111,B11111111,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00111111,B11111111,B11111111,B11001111,B10011111,B11000000,B00001111,B11111111,B11111111,B00000000,B00000000,B00000000,
  B00000000,B00100000,B01111111,B11111111,B00011111,B00000111,B10000111,B11000000,B00000111,B11111111,B11111111,B10000000,B00000000,B00000000,
  B00000000,B11110011,B11111111,B11111100,B00001100,B00000000,B00000111,B11000000,B00000111,B11111111,B11111111,B10000000,B00000000,B00000000,
  B00000000,B11111111,B11111111,B11111000,B00000000,B00000000,B00000111,B11000000,B00000011,B11111111,B11111111,B11000000,B00000000,B00000000,
  B00000011,B11111111,B11111111,B11110000,B00000000,B00000000,B00000111,B11000000,B00000011,B11111111,B11111111,B11100000,B00000000,B00000000,
  B00001111,B11111111,B11111111,B11000000,B00000000,B00000000,B00000111,B11000000,B00000001,B11111111,B11111111,B11100000,B00000000,B00000000,
  B00001111,B11111111,B11111111,B00000000,B00000000,B00000000,B00000001,B11000000,B00000001,B11111111,B11111111,B11110000,B00000000,B00000000,
  B00001111,B11111111,B11111110,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B11111111,B11111111,B11110000,B00000000,B00000000,
  B00001111,B11111111,B11111000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B11111111,B11111111,B11110000,B00000000,B00000000,
  B00001111,B11111111,B11100000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B01111111,B11111111,B10000000,B00000000,B00000000,
  B01111111,B11111111,B11000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B01111111,B11111110,B00000000,B00000000,B00000000,
  B11111111,B11111111,B10000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00111111,B11111110,B00000000,B00000000,B00000000,
  B11111111,B11111111,B10000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00111111,B11111100,B00000000,B00000000,B00000000,
  B11111111,B11111111,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00011111,B11111000,B00000000,B00000000,B00000000,
  B11111111,B11111100,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00011111,B11110000,B00000000,B00000000,B00000000,
  B11111111,B11110000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00001111,B11110000,B00000000,B00000000,B00000000,
  B11111111,B11000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00001111,B11100000,B00000000,B00000000,B00000000,
  B01111111,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000111,B11100000,B00000000,B00000000,B00000000,
  B00011110,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000111,B11100000,B00000000,B00000000,B00000000,
  B00001100,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000011,B11100000,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000011,B11100000,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000001,B11000000,B00000000,B00000000,B00000000,
  B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000001,B10000000,B00000000,B00000000,B00000000
};