Black Hole in Blue Chess 3D Trick Art on Paper, Long Version

Amazing anamorphic illusion.
3D art on paper.
Speed drawing.
Used materials:
Paper A4 180g
Graphit and dry pastel pencil
Black markers
Eraser
Materiais usados:
Papel A4 180g
Lápis de carvão e de pastel seco
Marcadores pretos
Borracha