Awful m1 rng

RandomNumbers:
LC000:  txa                             ;
LC001:  pha                             ;
LC002:  ldx #$05                        ;
LC004:* lda RandomNumber1               ;
LC006:  clc                             ;
LC007:  adc #$05                        ;
LC009:  sta RandomNumber1               ;2E is increased by #$19 every frame and-->
LC00B:  lda RandomNumber2               ;2F is increased by #$5F every frame.
LC00D:  clc                             ;
LC00E:  adc #$13                        ;
LC010:  sta RandomNumber2               ;
LC012:  dex                             ;
LC013:  bne -                           ;
LC015:  pla                             ;
LC016:  tax                             ;
LC017:  lda RandomNumber1               ;
LC019:  rts                             ;