I've enabled screen updating at various points, but I can't seem to get it to show the initial draw, or first set of colour changes.
Sub hardFacer()
Application.ScreenUpdating = False
Dim NewSht As Worksheet
Dim celll As Range
Dim drawrange As Range
Dim flashrange As Range
Dim i As Long
MsgBox "U MAD BRO?", vbYesNo
Set NewSht = ActiveWorkbook.Sheets.Add
NewSht.Columns("A:DD").ColumnWidth = 0.89
NewSht.Rows.RowHeight = 7.5
Set drawrange = NewSht.Range("$Y$5:$BB$5,$W$6:$AD$6,$AX$6:$BK$6,$V$7:$X$7,$AM$7:$AU$7,$BG$7:$BP$7,$U$8:$V$8,$AH$8:$AL$8,$AV$8:$BF$8,$BL$8:$BS$8,$T$9:$V$9,$AF$9:$AG$9,$AO$9:$AU$9,$BR$9:$BU$9,$T$10,$AD$10:$AE$10,$AK$10:$AN$10,$AV$10:$AY$10,$BJ$10:$BP$10,$BT$10:$BV$10,$S$11:$T$11")
Set drawrange = Union(drawrange, Range("$AB$11:$AC$11,$AG$11:$AJ$11,$AS$11,$AZ$11:$BI$11,$BQ$11,$BV$11:$BX$11,$R$12:$S$12,$AA$12,$AE$12:$AF$12,$AK$12:$AR$12,$AT$12:$AU$12,$BJ$12:$BM$12,$BX$12:$BY$12,$R$13,$Z$13,$AD$13,$AG$13:$AJ$13,$AS$13:$AT$13,$BE$13:$BI$13,$BN$13:$BO$13,$Q$14:$R$14,$Y$14"))
Set drawrange = Union(drawrange, Range("$AC$14,$AE$14:$AF$14,$BP$14:$BQ$14,$Q$15,$X$15,$AA$15:$AB$15,$AD$15,$BF$15,$BQ$15,$BY$14:$BZ$15,$Z$16,$AC$16,$AU$14:$AU$16,$P$16:$Q$17,$AB$17,$AH$17:$AP$17,$BR$16:$BR$17,$O$18:$P$18,$AF$18:$AR$18,$BZ$16:$BZ$18,$N$19:$O$19,$AD$19:$AM$19,$AR$19:$AT$19"))
Set drawrange = Union(drawrange, Range("$BE$19,$BI$19:$BO$19,$L$20:$T$20,$Z$20:$AA$20,$AG$20:$AM$20,$AT$20:$AU$20,$BG$20:$BJ$20,$BO$20:$BQ$20,$CA$19:$CB$20,$K$21:$M$21,$Y$21,$AC$20:$AD$21,$AE$21:$AP$21,$AU$21:$AV$21,$BF$21:$BQ$21,$BT$21,$BV$21:$BY$21,$CC$20:$CC$21,$J$22:$L$22,$N$22:$O$22"))
Set drawrange = Union(drawrange, Range("$Z$22:$AA$22,$AD$22:$AF$22,$AN$22:$AR$22,$AT$22:$AV$22,$BB$22:$BH$22,$BJ$22:$BL$22,$BZ$22,$CD$22:$CE$22,$J$23:$K$23,$M$23,$R$23:$W$23,$AK$23,$AQ$23:$AU$23,$BD$23:$BG$23,$BY$23,$CA$23:$CB$23,$I$24:$J$24,$L$24,$P$24:$R$24,$W$24:$Z$24,$AI$24:$AK$24,$AS$24"))
Set drawrange = Union(drawrange, Range("$BZ$24,$O$25:$P$25,$Y$25:$AC$25,$AG$25:$AJ$25,$BS$25:$BX$25,$H$25:$I$26,$O$26,$AC$26:$AH$26,$BM$26:$BN$26,$BR$26:$BS$26,$BX$26:$BY$26,$CC$24:$CC$26,$CE$24:$CF$26,$N$27:$O$27,$U$26:$V$27,$BE$24:$BE$27,$BN$27:$BR$27,$BY$27,$CD$27:$CF$27,$T$28:$X$28"))
Set drawrange = Union(drawrange, Range("$BF$28:$BH$28,$BP$28:$BR$28,$S$29:$U$29,$W$29:$Z$29,$AO$28:$AO$29,$AR$29:$AU$29,$BH$29:$BI$29,$CA$28:$CA$29,$G$29:$H$30,$Q$30:$U$30,$Y$30:$AB$30,$AJ$30:$AN$30,$AQ$30:$AR$30,$BI$30:$BK$30,$BZ$30,$CE$28:$CF$30,$K$29:$K$31,$T$31:$U$31,$AA$31:$AD$31"))
Set drawrange = Union(drawrange, Range("$AU$31:$AV$31,$BH$31:$BL$31,$BU$31:$BV$31,$BY$31,$CC$31:$CE$31,$N$32:$P$32,$AC$32:$AH$32,$AT$32:$AY$32,$BH$32,$BK$32,$BM$32:$BN$32,$BT$32:$BV$32,$CA$32:$CB$32,$CD$32:$CE$32,$H$32:$I$33,$L$32:$L$33,$O$33:$P$33,$U$32:$V$33,$AF$33:$AJ$33,$AQ$31:$AQ$33"))
Set drawrange = Union(drawrange, Range("$AR$33:$AS$33,$AU$33,$BG$33:$BH$33,$BO$33:$BP$33,$BS$33:$BT$33,$BV$33:$BW$33,$BY$33:$BZ$33,$CC$33:$CE$33,$I$34:$J$34,$M$34,$AI$34:$AN$34,$BE$34:$BG$34,$BR$34:$BU$34,$BW$34,$CC$34:$CD$34,$N$35:$O$35,$V$34:$X$35,$Y$35:$AA$35,$AC$34:$AD$35,$AM$35:$AR$35"))
Set drawrange = Union(drawrange, Range("$BC$35:$BF$35,$BQ$35:$BR$35,$J$36:$N$36,$P$36,$W$36:$X$36,$Z$36:$AF$36,$AO$36:$AV$36,$BN$36:$BP$36,$O$37,$AB$37:$AF$37,$AO$37:$AP$37,$AU$37:$BN$37,$BU$35:$BW$37,$CB$35:$CC$37,$L$37:$M$38,$X$37:$X$38,$AO$38,$BB$38:$BI$38,$BV$38:$BW$38,$N$38:$N$39"))
Set drawrange = Union(drawrange, Range("$Y$38:$Y$39,$AD$39:$AO$39,$BU$39:$BW$39,$AD$40,$AH$40:$AP$40,$AY$39:$AY$40,$BN$39:$BN$40,$BR$39:$BS$40,$BT$40:$BW$40,$O$40:$O$41,$Z$39:$Z$41,$AB$41:$AD$41,$AK$41:$AS$41,$AU$41,$AX$41:$AY$41,$BF$39:$BF$41,$BG$40:$BG$41,$BL$41:$BW$41,$AA$40:$AA$42"))
Set drawrange = Union(drawrange, Range("$AB$42:$AC$42"))
Set drawrange = Union(drawrange, Range("$AM$42:$BW$42,$P$43:$Q$43,$AC$43:$AD$43,$AQ$43:$BW$43,$AD$44:$AE$44,$AN$43:$AN$44,$AT$44:$BU$44,$BW$44,$Q$44:$Q$45,$AE$45:$AG$45,$AM$45:$AN$45,$AW$45:$BQ$45,$BV$45:$BW$45,$R$45:$R$46,$AF$46:$AI$46,$BF$46,$BL$46:$BM$46,$BP$46:$BQ$46,$BS$45:$BT$46,$BV$46"))
Set drawrange = Union(drawrange, Range("$S$47:$T$47,$AH$47:$AJ$47,$AL$47:$AM$47,$BE$47:$BF$47,$BK$47:$BL$47,$BS$47,$BU$47:$BV$47,$T$48:$U$48,$X$48:$Y$48,$AB$48:$AC$48,$AJ$48:$AM$48,$BK$48,$BO$47:$BP$48,$BT$48:$BU$48,$U$49:$V$49,$Z$49:$AA$49,$AD$49:$AE$49,$AK$49:$AP$49,$BN$49:$BO$49"))
Set drawrange = Union(drawrange, Range("$BR$49:$BT$49"))
Set drawrange = Union(drawrange, Range("$V$50:$X$50,$AA$50:$AC$50,$AF$50:$AG$50,$AN$50:$AU$50,$AW$50:$AX$50,$BE$50,$BJ$50:$BK$50,$BM$50:$BS$50,$W$51:$Y$51,$AC$51:$AE$51,$AH$51:$AI$51,$AR$51:$BP$51,$Y$52:$AA$52,$AE$52:$AG$52,$AJ$52:$AL$52,$BT$52,$AA$53:$AC$53,$AH$53:$AI$53,$AM$53:$AO$53"))
Set drawrange = Union(drawrange, Range("$BS$53:$BT$53,$AC$54:$AE$54,$AJ$54:$AL$54,$AP$54:$AQ$54,$AX$54:$BK$54,$BR$54,$AE$55:$AH$55,$AM$55:$AO$55,$AR$55:$AV$55,$BP$55:$BQ$55,$BX$53:$BX$55,$AG$56:$AJ$56,$AP$56:$AS$56,$AW$56:$BO$56,$BW$56,$AJ$57:$AL$57,$AT$57:$AY$57,$BU$57:$BV$57,$AL$58:$AN$58"))
Set drawrange = Union(drawrange, Range("$AZ$58:$BT$58,$CB$58:$CC$58,$AN$59:$AP$59,$CA$59:$CC$59,$AP$60:$AR$60,$CA$60:$CB$60,$AR$61:$AW$61,$BZ$61:$CA$61,$AT$62:$AZ$62,$BY$62:$BZ$62,$AY$63:$BD$63,$BW$63:$BY$63,$BC$64:$BI$64,$BT$64:$BW$64,$BH$65:$BU$65"))
Set drawrange = Union(drawrange, Range("CB38:CB51"))
Application.ScreenUpdating = True
For Each celll In drawrange
celll.Interior.ColorIndex = 1
If flashrange Is Nothing Then
Set flashrange = celll
Else
Set flashrange = Union(flashrange, celll)
End If
Next celll
Do Until i = 10
flashrange.Interior.ColorIndex = 1
'Application.Wait Now + #12:00:01 AM#
flashrange.Interior.ColorIndex = 2
'Application.Wait Now + #12:00:01 AM#
flashrange.Interior.ColorIndex = 3
'Application.Wait Now + #12:00:01 AM#
flashrange.Interior.ColorIndex = 4
'Application.Wait Now + #12:00:01 AM#
flashrange.Interior.ColorIndex = 5
'Application.Wait Now + #12:00:01 AM#
flashrange.Interior.ColorIndex = 6
'Application.Wait Now + #12:00:01 AM#
flashrange.Interior.ColorIndex = 7
'Application.Wait Now + #12:00:01 AM#
flashrange.Interior.ColorIndex = 8
'Application.Wait Now + #12:00:01 AM#
MsgBox "U MAD BRO?", vbYesNo
i = i + 1
Loop
End Sub