- Fondo de cementerio: https://neopixelboyco.itch.io/background-cementery-pixel-art
- Fondo espacial parallax: https://zurbinjo-entertaonment.itch.io/space-background
- Marcos: https://lethediana.itch.io/bunchaframes1
- Botones: https://abyssowl.itch.io/gothic-pixel-ui
- Estrella fugaz: https://pixel-salvaje.itch.io/free-falling-star-animation
