First Commit

Upload literally everything from the pokecrystal16 expand-move-ID branch

engine/events/poisonstep_pals.asm

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+LoadPoisonBGPals:
+	call .LoadPals
+	ldh a, [hCGB]
+	and a
+	ret nz
+	; code was probably dummied out here
+	ret
+
+.LoadPals:
+	ldh a, [hCGB]
+	and a
+	jr nz, .cgb
+	ld a, [wTimeOfDayPal]
+	maskbits NUM_DAYTIMES
+	cp DARKNESS_F
+	ld a, %00000000
+	jr z, .convert_pals
+	ld a, %10101010
+
+.convert_pals
+	call DmgToCgbBGPals
+	ld c, 4
+	call DelayFrames
+	farcall _UpdateTimePals
+	ret
+
+.cgb
+	ldh a, [rSVBK]
+	push af
+	ld a, BANK(wBGPals2)
+	ldh [rSVBK], a
+	ld hl, wBGPals2
+	ld c, 4 palettes
+.loop
+	ld a, LOW(palred 28 + palgreen 21 + palblue 31)
+	ld [hli], a
+	ld a, HIGH(palred 28 + palgreen 21 + palblue 31)
+	ld [hli], a
+	dec c
+	jr nz, .loop
+	pop af
+	ldh [rSVBK], a
+	ld a, TRUE
+	ldh [hCGBPalUpdate], a
+	ld c, 4
+	call DelayFrames
+	farcall _UpdateTimePals
+	ret