Nightshade: Routine at D24B

D24B: Move the drawing position a column right and down, past the column's tiles

Used by the routine at OUTLINE_NEAR_FACES. Along a first face's edges (OUTLINE_NEAR_FACES).
EDGE_RIGHT_DOWN	D24B	LD DE,$FFF8	8 lines down; past the tiles, and across
	D24E	JR EDGE_RIGHT_UP_0	8 lines down; past the tiles, and across