Related to question block on wall

Mario with Fireball — Red, Dramatic

1280 × 800

Mario with Fireball — Red

1024 × 768

Anime Girls Playing Video Game — Green

1100 × 835

Green Mushroom Character — Dark

1920 × 1125

Mushroom Character Skull

1280 × 1024

Mushroom-shaped Objects — Red

1440 × 900

Mario with Yellow Star

1920 × 1313

Mushroom Characters — Green, Playful

1440 × 900

Green Mushroom — Black

1024 × 768

Mario art on dark wood

1920 × 1200

Luigi in Hotel Lobby

1920 × 1080

Mario Reading Newspaper

1280 × 800

Sleeping Piranha Plant

1280 × 1024

Pixel Art Game Scene — Red

2800 × 1515

Mario and Friends Flying

1024 × 768

Mario and Friends Group — Green

2416 × 1636

Mario in Space — Blue, Dynamic

1024 × 768

Mario in space adventure

1920 × 1080

Mario throwing fireball

1211 × 926

Mario with Propeller Suit

1024 × 768

Mario and Link in action

4000 × 4000

Mario with a Star

1200 × 821

Angry Prinnies game scene

1600 × 1200

Colorful Mushrooms in a Row — White

1024 × 819