ld bc, $08BF
  ld hl, $7F80
  out (c), l
  out (c), h       ; Set VRAM address to $3F80 (sprite table)
  ld hl, table     ; Table of sprite offets to modify
 loop:
  ld a, (hl)       ; Get offset
  inc l
  out (c), a       ; Set new address at $3Fxx
  dec c
  out (c), 0       ; Reset X position
  out (c), 0       ; Reset Y position
  inc c
  djnz loop

 table: .db $80, $DE, $88, $C6, $CE, $D4, $B2, $AC