diff --git a/ld/libfiles.ntsc-beta.inc b/ld/libfiles.ntsc-beta.inc
index 2456bc07f..830b7bb84 100644
--- a/ld/libfiles.ntsc-beta.inc
+++ b/ld/libfiles.ntsc-beta.inc
@@ -86,6 +86,7 @@
 	build/ROMID/lib/lib_3a100.o (section); \
 	build/ROMID/lib/naudio/n_save.o (section); \
 	build/ROMID/lib/naudio/n_event.o (section); \
+	build/ROMID/lib/naudio/n_synaddplayer.o (section); \
 	build/ROMID/lib/lib_3c890.o (section); \
 	build/ROMID/lib/lib_3ccf0.o (section); \
 	build/ROMID/lib/lib_3cdc0.o (section); \
diff --git a/ld/libfiles.ntsc-final.inc b/ld/libfiles.ntsc-final.inc
index c90956c05..4052cdb94 100644
--- a/ld/libfiles.ntsc-final.inc
+++ b/ld/libfiles.ntsc-final.inc
@@ -83,6 +83,7 @@
 	build/ROMID/lib/lib_3a100.o (section); \
 	build/ROMID/lib/naudio/n_save.o (section); \
 	build/ROMID/lib/naudio/n_event.o (section); \
+	build/ROMID/lib/naudio/n_synaddplayer.o (section); \
 	build/ROMID/lib/lib_3c890.o (section); \
 	build/ROMID/lib/lib_3ccf0.o (section); \
 	build/ROMID/lib/lib_3cdc0.o (section); \
diff --git a/ld/libfiles.pal-final.inc b/ld/libfiles.pal-final.inc
index c511a3910..7e14c0dee 100644
--- a/ld/libfiles.pal-final.inc
+++ b/ld/libfiles.pal-final.inc
@@ -83,6 +83,7 @@
 	build/ROMID/lib/lib_3a100.o (section); \
 	build/ROMID/lib/naudio/n_save.o (section); \
 	build/ROMID/lib/naudio/n_event.o (section); \
+	build/ROMID/lib/naudio/n_synaddplayer.o (section); \
 	build/ROMID/lib/lib_3c890.o (section); \
 	build/ROMID/lib/lib_3ccf0.o (section); \
 	build/ROMID/lib/lib_3cdc0.o (section); \
diff --git a/src/lib/lib_3c890.c b/src/lib/lib_3c890.c
index 48ab9417b..26c9e70bd 100644
--- a/src/lib/lib_3c890.c
+++ b/src/lib/lib_3c890.c
@@ -6,105 +6,6 @@
 #include "data.h"
 #include "types.h"
 
-GLOBAL_ASM(
-glabel func0003c890
-/*    3c890:	27bdffe0 */ 	addiu	$sp,$sp,-32
-/*    3c894:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*    3c898:	afa40020 */ 	sw	$a0,0x20($sp)
-/*    3c89c:	0c012194 */ 	jal	osSetIntMask
-/*    3c8a0:	24040001 */ 	addiu	$a0,$zero,0x1
-/*    3c8a4:	afa2001c */ 	sw	$v0,0x1c($sp)
-/*    3c8a8:	3c0e8006 */ 	lui	$t6,%hi(n_syn)
-/*    3c8ac:	8dcef114 */ 	lw	$t6,%lo(n_syn)($t6)
-/*    3c8b0:	8fb80020 */ 	lw	$t8,0x20($sp)
-/*    3c8b4:	8dcf0020 */ 	lw	$t7,0x20($t6)
-/*    3c8b8:	af0f0010 */ 	sw	$t7,0x10($t8)
-/*    3c8bc:	3c198006 */ 	lui	$t9,%hi(n_syn)
-/*    3c8c0:	8f39f114 */ 	lw	$t9,%lo(n_syn)($t9)
-/*    3c8c4:	8fa90020 */ 	lw	$t1,0x20($sp)
-/*    3c8c8:	8f280000 */ 	lw	$t0,0x0($t9)
-/*    3c8cc:	ad280000 */ 	sw	$t0,0x0($t1)
-/*    3c8d0:	3c0b8006 */ 	lui	$t3,%hi(n_syn)
-/*    3c8d4:	8d6bf114 */ 	lw	$t3,%lo(n_syn)($t3)
-/*    3c8d8:	8faa0020 */ 	lw	$t2,0x20($sp)
-/*    3c8dc:	ad6a0000 */ 	sw	$t2,0x0($t3)
-/*    3c8e0:	0c012194 */ 	jal	osSetIntMask
-/*    3c8e4:	8fa4001c */ 	lw	$a0,0x1c($sp)
-/*    3c8e8:	10000001 */ 	b	.L0003c8f0
-/*    3c8ec:	00000000 */ 	nop
-.L0003c8f0:
-/*    3c8f0:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*    3c8f4:	27bd0020 */ 	addiu	$sp,$sp,0x20
-/*    3c8f8:	03e00008 */ 	jr	$ra
-/*    3c8fc:	00000000 */ 	nop
-);
-
-GLOBAL_ASM(
-glabel func0003c900
-/*    3c900:	27bdffe0 */ 	addiu	$sp,$sp,-32
-/*    3c904:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*    3c908:	afa40020 */ 	sw	$a0,0x20($sp)
-/*    3c90c:	0c012194 */ 	jal	osSetIntMask
-/*    3c910:	24040001 */ 	addiu	$a0,$zero,0x1
-/*    3c914:	afa2001c */ 	sw	$v0,0x1c($sp)
-/*    3c918:	3c0e8006 */ 	lui	$t6,%hi(n_syn)
-/*    3c91c:	8dcef114 */ 	lw	$t6,%lo(n_syn)($t6)
-/*    3c920:	8fb80020 */ 	lw	$t8,0x20($sp)
-/*    3c924:	8dcf0020 */ 	lw	$t7,0x20($t6)
-/*    3c928:	af0f0010 */ 	sw	$t7,0x10($t8)
-/*    3c92c:	3c198006 */ 	lui	$t9,%hi(n_syn)
-/*    3c930:	8f39f114 */ 	lw	$t9,%lo(n_syn)($t9)
-/*    3c934:	8fa90020 */ 	lw	$t1,0x20($sp)
-/*    3c938:	8f280000 */ 	lw	$t0,0x0($t9)
-/*    3c93c:	ad280000 */ 	sw	$t0,0x0($t1)
-/*    3c940:	3c0b8006 */ 	lui	$t3,%hi(n_syn)
-/*    3c944:	8d6bf114 */ 	lw	$t3,%lo(n_syn)($t3)
-/*    3c948:	8faa0020 */ 	lw	$t2,0x20($sp)
-/*    3c94c:	ad6a0000 */ 	sw	$t2,0x0($t3)
-/*    3c950:	0c012194 */ 	jal	osSetIntMask
-/*    3c954:	8fa4001c */ 	lw	$a0,0x1c($sp)
-/*    3c958:	10000001 */ 	b	.L0003c960
-/*    3c95c:	00000000 */ 	nop
-.L0003c960:
-/*    3c960:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*    3c964:	27bd0020 */ 	addiu	$sp,$sp,0x20
-/*    3c968:	03e00008 */ 	jr	$ra
-/*    3c96c:	00000000 */ 	nop
-);
-
-GLOBAL_ASM(
-glabel n_alSynAddSeqPlayer
-/*    3c970:	27bdffe0 */ 	addiu	$sp,$sp,-32
-/*    3c974:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*    3c978:	afa40020 */ 	sw	$a0,0x20($sp)
-/*    3c97c:	0c012194 */ 	jal	osSetIntMask
-/*    3c980:	24040001 */ 	addiu	$a0,$zero,0x1
-/*    3c984:	afa2001c */ 	sw	$v0,0x1c($sp)
-/*    3c988:	3c0e8006 */ 	lui	$t6,%hi(n_syn)
-/*    3c98c:	8dcef114 */ 	lw	$t6,%lo(n_syn)($t6)
-/*    3c990:	8fb80020 */ 	lw	$t8,0x20($sp)
-/*    3c994:	8dcf0020 */ 	lw	$t7,0x20($t6)
-/*    3c998:	af0f0010 */ 	sw	$t7,0x10($t8)
-/*    3c99c:	3c198006 */ 	lui	$t9,%hi(n_syn)
-/*    3c9a0:	8f39f114 */ 	lw	$t9,%lo(n_syn)($t9)
-/*    3c9a4:	8fa90020 */ 	lw	$t1,0x20($sp)
-/*    3c9a8:	8f280000 */ 	lw	$t0,0x0($t9)
-/*    3c9ac:	ad280000 */ 	sw	$t0,0x0($t1)
-/*    3c9b0:	3c0b8006 */ 	lui	$t3,%hi(n_syn)
-/*    3c9b4:	8d6bf114 */ 	lw	$t3,%lo(n_syn)($t3)
-/*    3c9b8:	8faa0020 */ 	lw	$t2,0x20($sp)
-/*    3c9bc:	ad6a0000 */ 	sw	$t2,0x0($t3)
-/*    3c9c0:	0c012194 */ 	jal	osSetIntMask
-/*    3c9c4:	8fa4001c */ 	lw	$a0,0x1c($sp)
-/*    3c9c8:	10000001 */ 	b	.L0003c9d0
-/*    3c9cc:	00000000 */ 	nop
-.L0003c9d0:
-/*    3c9d0:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*    3c9d4:	27bd0020 */ 	addiu	$sp,$sp,0x20
-/*    3c9d8:	03e00008 */ 	jr	$ra
-/*    3c9dc:	00000000 */ 	nop
-);
-
 GLOBAL_ASM(
 glabel func0003c9e0
 /*    3c9e0:	27bdffd8 */ 	addiu	$sp,$sp,-40
diff --git a/src/lib/naudio/n_synaddplayer.c b/src/lib/naudio/n_synaddplayer.c
new file mode 100644
index 000000000..57b62e582
--- /dev/null
+++ b/src/lib/naudio/n_synaddplayer.c
@@ -0,0 +1,80 @@
+#include <os_internal.h>
+#include "n_synthInternals.h"
+
+void n_alSynAddPlayer(ALPlayer *client)
+{
+	OSIntMask mask = osSetIntMask(OS_IM_NONE);
+
+	client->samplesLeft = n_syn->curSamples;
+
+	client->next = n_syn->head;
+	n_syn->head = client;
+
+	osSetIntMask(mask);
+}
+
+GLOBAL_ASM(
+glabel func0003c900
+/*    3c900:	27bdffe0 */ 	addiu	$sp,$sp,-32
+/*    3c904:	afbf0014 */ 	sw	$ra,0x14($sp)
+/*    3c908:	afa40020 */ 	sw	$a0,0x20($sp)
+/*    3c90c:	0c012194 */ 	jal	osSetIntMask
+/*    3c910:	24040001 */ 	addiu	$a0,$zero,0x1
+/*    3c914:	afa2001c */ 	sw	$v0,0x1c($sp)
+/*    3c918:	3c0e8006 */ 	lui	$t6,%hi(n_syn)
+/*    3c91c:	8dcef114 */ 	lw	$t6,%lo(n_syn)($t6)
+/*    3c920:	8fb80020 */ 	lw	$t8,0x20($sp)
+/*    3c924:	8dcf0020 */ 	lw	$t7,0x20($t6)
+/*    3c928:	af0f0010 */ 	sw	$t7,0x10($t8)
+/*    3c92c:	3c198006 */ 	lui	$t9,%hi(n_syn)
+/*    3c930:	8f39f114 */ 	lw	$t9,%lo(n_syn)($t9)
+/*    3c934:	8fa90020 */ 	lw	$t1,0x20($sp)
+/*    3c938:	8f280000 */ 	lw	$t0,0x0($t9)
+/*    3c93c:	ad280000 */ 	sw	$t0,0x0($t1)
+/*    3c940:	3c0b8006 */ 	lui	$t3,%hi(n_syn)
+/*    3c944:	8d6bf114 */ 	lw	$t3,%lo(n_syn)($t3)
+/*    3c948:	8faa0020 */ 	lw	$t2,0x20($sp)
+/*    3c94c:	ad6a0000 */ 	sw	$t2,0x0($t3)
+/*    3c950:	0c012194 */ 	jal	osSetIntMask
+/*    3c954:	8fa4001c */ 	lw	$a0,0x1c($sp)
+/*    3c958:	10000001 */ 	b	.L0003c960
+/*    3c95c:	00000000 */ 	nop
+.L0003c960:
+/*    3c960:	8fbf0014 */ 	lw	$ra,0x14($sp)
+/*    3c964:	27bd0020 */ 	addiu	$sp,$sp,0x20
+/*    3c968:	03e00008 */ 	jr	$ra
+/*    3c96c:	00000000 */ 	nop
+);
+
+GLOBAL_ASM(
+glabel n_alSynAddSeqPlayer
+/*    3c970:	27bdffe0 */ 	addiu	$sp,$sp,-32
+/*    3c974:	afbf0014 */ 	sw	$ra,0x14($sp)
+/*    3c978:	afa40020 */ 	sw	$a0,0x20($sp)
+/*    3c97c:	0c012194 */ 	jal	osSetIntMask
+/*    3c980:	24040001 */ 	addiu	$a0,$zero,0x1
+/*    3c984:	afa2001c */ 	sw	$v0,0x1c($sp)
+/*    3c988:	3c0e8006 */ 	lui	$t6,%hi(n_syn)
+/*    3c98c:	8dcef114 */ 	lw	$t6,%lo(n_syn)($t6)
+/*    3c990:	8fb80020 */ 	lw	$t8,0x20($sp)
+/*    3c994:	8dcf0020 */ 	lw	$t7,0x20($t6)
+/*    3c998:	af0f0010 */ 	sw	$t7,0x10($t8)
+/*    3c99c:	3c198006 */ 	lui	$t9,%hi(n_syn)
+/*    3c9a0:	8f39f114 */ 	lw	$t9,%lo(n_syn)($t9)
+/*    3c9a4:	8fa90020 */ 	lw	$t1,0x20($sp)
+/*    3c9a8:	8f280000 */ 	lw	$t0,0x0($t9)
+/*    3c9ac:	ad280000 */ 	sw	$t0,0x0($t1)
+/*    3c9b0:	3c0b8006 */ 	lui	$t3,%hi(n_syn)
+/*    3c9b4:	8d6bf114 */ 	lw	$t3,%lo(n_syn)($t3)
+/*    3c9b8:	8faa0020 */ 	lw	$t2,0x20($sp)
+/*    3c9bc:	ad6a0000 */ 	sw	$t2,0x0($t3)
+/*    3c9c0:	0c012194 */ 	jal	osSetIntMask
+/*    3c9c4:	8fa4001c */ 	lw	$a0,0x1c($sp)
+/*    3c9c8:	10000001 */ 	b	.L0003c9d0
+/*    3c9cc:	00000000 */ 	nop
+.L0003c9d0:
+/*    3c9d0:	8fbf0014 */ 	lw	$ra,0x14($sp)
+/*    3c9d4:	27bd0020 */ 	addiu	$sp,$sp,0x20
+/*    3c9d8:	03e00008 */ 	jr	$ra
+/*    3c9dc:	00000000 */ 	nop
+);