The comics concept multimedia developed in the classroom should meet two types of  requirements to be uploaded to the O-City World platform:

1. Quality: teachers should use the rubrics to guarantee the quality of the multimedia before uploading them
2. Technical:
   1. Logos at the initial page: use O-City and EU logo centred. 

Figure 3. Start of a multimedia based on comics.

1. 4. Logos at the end page: add the logo of your institution as in the example in Figure 4. If necessary, place the credits of music, text or images before the final logos (font: Calibri, size: 12 pts, white background and black letters)

Figure 4. End of a multimedia based on comics.

1. 5. Text:
      1. Option 1: local language and English in the same file
      2. Option 2: 2 files, one in local language and the other in English 
   6. Comics:
      1. File format: JPG, PGN, PDF.
      2. The comics cannot be more than 300MB