diff --git a/port/src/pdmain.c b/port/src/pdmain.c
index b08870abd..f361310c8 100644
--- a/port/src/pdmain.c
+++ b/port/src/pdmain.c
@@ -465,7 +465,13 @@ void mainLoop(void)
 		}
 
 		if (g_Vars.coopplayernum >= 0 || g_Vars.antiplayernum >= 0) {
+#ifdef PLATFORM_N64
 			g_MpSetup.chrslots = 0x03;
+#else
+			if (getNumPlayers() <= 2) {
+				g_MpSetup.chrslots = 0x03;
+			}
+#endif
 			mpReset();
 		} else if (g_Vars.perfectbuddynum) {
 			mpReset();
diff --git a/src/game/bondwalk.c b/src/game/bondwalk.c
index 8bd907e2e..cdfa78e7e 100644
--- a/src/game/bondwalk.c
+++ b/src/game/bondwalk.c
@@ -475,7 +475,11 @@ bool bwalkCalculateNewPositionWithPush(struct coord *delta, f32 rotateamount, bo
 					}
 				} else if (chr->chrflags & CHRCFLAG_PUSHABLE) {
 					if (g_Vars.antiplayernum < 0
+#ifdef PLATFORM_N64
 							|| g_Vars.currentplayer != g_Vars.anti
+#else
+							|| g_Vars.currentplayer == g_Vars.bond
+#endif
 							|| (chr->hidden & CHRHFLAG_ANTINONINTERACTABLE) == 0) {
 						canpush = true;
 					}
@@ -809,7 +813,11 @@ void bwalkUpdateVertical(void)
 	// Maybe reset counter-op's radius - not sure why
 	// Maybe it gets set to 0 when they die?
 	if (g_Vars.antiplayernum >= 0
+#ifdef PLATFORM_N64
 			&& g_Vars.currentplayer == g_Vars.anti
+#else
+			&& g_Vars.currentplayer != g_Vars.bond
+#endif
 			&& g_Vars.currentplayer->bond2.radius != 30
 			&& cdTestVolume(&g_Vars.currentplayer->prop->pos, 30, g_Vars.currentplayer->prop->rooms, CDTYPE_ALL, CHECKVERTICAL_YES, ymax - g_Vars.currentplayer->prop->pos.y, ymin - g_Vars.currentplayer->prop->pos.y)) {
 		g_Vars.currentplayer->prop->chr->radius = 30;
diff --git a/src/game/chraction.c b/src/game/chraction.c
index 4bf5ccb64..bf35338b5 100644
--- a/src/game/chraction.c
+++ b/src/game/chraction.c
@@ -4351,7 +4351,14 @@ void chrDamage(struct chrdata *chr, f32 damage, struct coord *vector, struct gse
 	// Don't damage if attacker was anti and chr is non-interactable by anti
 	if (g_Vars.antiplayernum >= 0
 			&& aprop
+
+#ifdef PLATFORM_N64
 			&& aprop == g_Vars.anti->prop
+#else
+			&& aprop->type == PROPTYPE_PLAYER
+			&& aprop != g_Vars.bond->prop
+#endif
+
 			&& (chr->hidden & CHRHFLAG_ANTINONINTERACTABLE)) {
 		return;
 	}
@@ -4490,7 +4497,15 @@ void chrDamage(struct chrdata *chr, f32 damage, struct coord *vector, struct gse
 		}
 
 		// Anti shooting other enemies is lethal
-		if (aprop && aprop == g_Vars.anti->prop && vprop != g_Vars.bond->prop) {
+		if (aprop
+#ifdef PLATFORM_N64
+				&& aprop == g_Vars.anti->prop
+#else
+				&& aprop->type == PROPTYPE_PLAYER
+				&& aprop != g_Vars.bond->prop
+#endif
+
+				&& vprop != g_Vars.bond->prop) {
 			damage *= 100;
 		}
 	} else {
@@ -8321,7 +8336,14 @@ void chrAlertOthersOfInjury(struct chrdata *chr, bool dying)
 	s32 numinrange = 0;
 	s32 numchrs = chrsGetNumSlots();
 
-	if (g_Vars.antiplayernum >= 0 && chr->prop == g_Vars.anti->prop) {
+	if (g_Vars.antiplayernum >= 0
+#ifdef PLATFORM_N64
+			&& chr->prop == g_Vars.anti->prop
+#else
+			&& chr->prop->type == PROPTYPE_PLAYER
+			&& chr->prop != g_Vars.bond->prop
+#endif
+			) {
 		return;
 	}
 
@@ -13556,7 +13578,11 @@ void chraTickBg(void)
 
 				if (targetprop && (targetprop->type == PROPTYPE_CHR || targetprop->type == PROPTYPE_PLAYER)) {
 					if ((targetprop->type == PROPTYPE_PLAYER
+#ifdef PLATFORM_N64
 								&& !(g_Vars.antiplayernum >= 0 && g_Vars.anti && g_Vars.anti->prop == targetprop)
+#else
+								&& !(g_Vars.antiplayernum >= 0 && g_Vars.bond && g_Vars.bond->prop != targetprop)
+#endif
 								&& chrCompareTeams(chr, targetprop->chr, COMPARE_ENEMIES))
 							|| CHRRACE(targetprop->chr) == RACE_EYESPY) {
 						s32 time60;
diff --git a/src/game/mainmenu.c b/src/game/mainmenu.c
index 1e84f2daf..0b65599b5 100644
--- a/src/game/mainmenu.c
+++ b/src/game/mainmenu.c
@@ -757,7 +757,20 @@ MenuItemHandlerResult menuhandlerAcceptMission(s32 operation, struct menuitem *i
 			}
 
 			g_Vars.coopplayernum = -1;
+#ifdef PLATFORM_N64
 			setNumPlayers(2);
+#else
+			if ((joyGetConnectedControllers() & 0xF) == 0xF) {
+				setNumPlayers(4);
+				g_MpSetup.chrslots = 0xF;
+			} else if ((joyGetConnectedControllers() & 0x7) == 0x7) {
+				setNumPlayers(3);
+				g_MpSetup.chrslots = 0x7;
+			} else {
+				setNumPlayers(2);
+				g_MpSetup.chrslots = 0x3;
+			}
+#endif
 		} else {
 			// Solo
 			g_Vars.bondplayernum = 0;
diff --git a/src/game/mplayer/mplayer.c b/src/game/mplayer/mplayer.c
index 7f27e0165..6b27e3ad3 100644
--- a/src/game/mplayer/mplayer.c
+++ b/src/game/mplayer/mplayer.c
@@ -256,7 +256,12 @@ void mpReset(void)
 		g_Vars.lvmpbotlevel = true;
 	}
 
-	if (g_Vars.coopplayernum >= 0 || g_Vars.antiplayernum >= 0) {
+#ifdef PLATFORM_N64
+	if (g_Vars.coopplayernum >= 0 || g_Vars.antiplayernum >= 0)
+#else
+	if ((g_Vars.coopplayernum >= 0 || g_Vars.antiplayernum >= 0) && getNumPlayers() <= 2)
+#endif
+	{
 		struct mpplayerconfig tmp;
 
 		tmp = g_PlayerConfigsArray[MAX_PLAYERS];
@@ -1333,7 +1338,11 @@ Gfx *mpRenderModalText(Gfx *gdl)
 			&& g_Vars.currentplayer->redbloodfinished
 			&& g_Vars.currentplayer->deathanimfinished
 			&& !(g_Vars.coopplayernum >= 0 && ((g_Vars.bond->isdead && g_Vars.coop->isdead) || !g_Vars.currentplayer->coopcanrestart || g_InCutscene))
+#ifdef PLATFORM_N64
 			&& !(g_Vars.antiplayernum >= 0 && ((g_Vars.currentplayer != g_Vars.anti || g_InCutscene)))
+#else
+			&& !(g_Vars.antiplayernum >= 0 && ((g_Vars.currentplayer == g_Vars.bond || g_InCutscene)))
+#endif
 			&& g_NumReasonsToEndMpMatch == 0) {
 		// Render "Press START" text
 		gdl = text0f153628(gdl);
diff --git a/src/game/player.c b/src/game/player.c
index 6c54d5bde..3366d0f69 100644
--- a/src/game/player.c
+++ b/src/game/player.c
@@ -606,7 +606,13 @@ void playerStartNewLife(void)
 		if (cmd);
 		if (cmd);
 
-		if (g_Vars.antiplayernum < 0 || g_Vars.currentplayer != g_Vars.anti) {
+		if (g_Vars.antiplayernum < 0
+#ifdef PLATFORM_N64
+				|| g_Vars.currentplayer != g_Vars.anti
+#else
+				|| g_Vars.currentplayer == g_Vars.bond
+#endif
+				) {
 			while (cmd[0] != INTROCMD_END) {
 				switch (cmd[0]) {
 				case INTROCMD_SPAWN:
@@ -980,7 +986,13 @@ void playerSpawn(void)
 	}
 
 	if (g_Vars.mplayerisrunning) {
-		if (g_Vars.antiplayernum >= 0 && g_Vars.currentplayer == g_Vars.anti) {
+		if (g_Vars.antiplayernum >= 0
+#ifdef PLATFORM_N64
+				&& g_Vars.currentplayer == g_Vars.anti
+#else
+				&& g_Vars.currentplayer != g_Vars.bond
+#endif
+				) {
 			numsqdists = 0;
 			force = false;
 
@@ -1182,7 +1194,11 @@ void playerChooseBodyAndHead(s32 *bodynum, s32 *headnum, s32 *arg2)
 	bool solo;
 
 	if (g_Vars.antiplayernum >= 0
+#ifdef PLATFORM_N64
 			&& g_Vars.currentplayer == g_Vars.anti
+#else
+			&& g_Vars.currentplayer != g_Vars.bond
+#endif
 			&& g_Vars.antiheadnum >= 0
 			&& g_Vars.antibodynum >= 0) {
 		*headnum = g_Vars.antiheadnum;
@@ -1514,7 +1530,11 @@ void playerTickChrBody(void)
 
 #if VERSION >= VERSION_NTSC_1_0
 		if (g_Vars.antiplayernum >= 0
+#ifdef PLATFORM_N64
 				&& g_Vars.currentplayer == g_Vars.anti
+#else
+				&& g_Vars.currentplayer != g_Vars.bond
+#endif
 				&& g_Vars.currentplayer->vv_eyeheight > 159) {
 			g_Vars.currentplayer->vv_eyeheight = 159;
 		}
@@ -4713,7 +4733,13 @@ Gfx *playerRenderHud(Gfx *gdl)
 							chr->chrflags |= CHRCFLAG_HIDDEN;
 						}
 
-						if (g_Vars.antiplayernum >= 0 && g_Vars.currentplayer == g_Vars.anti) {
+						if (g_Vars.antiplayernum >= 0
+#ifdef PLATFORM_N64
+								&& g_Vars.currentplayer == g_Vars.anti
+#else
+								&& g_Vars.currentplayer != g_Vars.bond
+#endif
+								) {
 							// Anti
 #ifndef PLATFORM_N64
 							if (g_NetMode == NETMODE_SERVER && g_Vars.currentplayer->isremote) {
diff --git a/src/game/playerreset.c b/src/game/playerreset.c
index 6e941dd9c..1091ea2a6 100644
--- a/src/game/playerreset.c
+++ b/src/game/playerreset.c
@@ -186,7 +186,14 @@ void playerReset(void)
 				cmd = (struct cmd32 *)((uintptr_t)cmd + 8);
 				break;
 			case INTROCMD_WEAPON:
-				if (cmd->param3 == 0 && g_Vars.currentplayer != g_Vars.anti) {
+				if (cmd->param3 == 0
+#ifdef PLATFORM_N64
+						&& g_Vars.currentplayer != g_Vars.anti
+#else
+						&& (g_Vars.antiplayernum < 0 || g_Vars.currentplayer == g_Vars.bond)
+#endif
+						) {
+
 					modelmgrLoadProjectileModeldefs(cmd->param1);
 
 					if (cmd->param2 >= 0) {
@@ -213,7 +220,13 @@ void playerReset(void)
 				cmd = (struct cmd32 *)((uintptr_t)cmd + 16);
 				break;
 			case INTROCMD_AMMO:
-				if (cmd->param3 == 0 && g_Vars.currentplayer != g_Vars.anti) {
+				if (cmd->param3 == 0
+#ifdef PLATFORM_N64
+						&& g_Vars.currentplayer != g_Vars.anti
+#else
+						&& (g_Vars.antiplayernum < 0 || g_Vars.currentplayer == g_Vars.bond)
+#endif
+						) {
 					bgunSetAmmoQuantity(cmd->param1, cmd->param2);
 				}
 				cmd = (struct cmd32 *)((uintptr_t)cmd + 16);
diff --git a/src/game/prop.c b/src/game/prop.c
index e9d544e06..7db390774 100644
--- a/src/game/prop.c
+++ b/src/game/prop.c
@@ -2358,7 +2358,12 @@ void propsTestForPickup(void)
 
 	if (g_Vars.currentplayer->bondmovemode != MOVEMODE_CUTSCENE
 			&& !g_PlayerInvincible
-			&& g_Vars.currentplayer != g_Vars.anti) {
+#ifdef PLATFORM_N64
+			&& g_Vars.currentplayer != g_Vars.anti
+#else
+			&& (g_Vars.antiplayernum < 0 || g_Vars.currentplayer == g_Vars.bond)
+#endif
+			) {
 		roomsCopy(g_Vars.currentplayer->prop->rooms, allrooms);
 
 		for (i = 0; g_Vars.currentplayer->prop->rooms[i] != -1; i++) {
diff --git a/src/game/propobj.c b/src/game/propobj.c
index 598eae641..aa3ed5893 100644
--- a/src/game/propobj.c
+++ b/src/game/propobj.c
@@ -15942,7 +15942,14 @@ void objHit(struct shotdata *shotdata, struct hit *hit)
 		}
 	}
 
-	if (g_Vars.antiplayernum < 0 || g_Vars.currentplayer != g_Vars.anti || (obj->flags2 & OBJFLAG2_IMMUNETOANTI) == 0) {
+	if (g_Vars.antiplayernum < 0
+#ifdef PLATFORM_N64
+			|| g_Vars.currentplayer != g_Vars.anti
+#else
+			|| g_Vars.currentplayer == g_Vars.bond
+#endif
+			|| (obj->flags2 & OBJFLAG2_IMMUNETOANTI) == 0) {
+
 		if (hit->hitthing.texturenum != 10000) {
 			f32 damage = gsetGetDamage(&shotdata->gset);
 
diff --git a/src/include/constants.h b/src/include/constants.h
index 163812868..571f09be8 100644
--- a/src/include/constants.h
+++ b/src/include/constants.h
@@ -20,8 +20,9 @@
 #define MAX_CHRWAYPOINTS       6
 #define MAX_EXPLOSIONS         6
 #define MAX_EYESPYDARTS        8
+#define MAX_COOPCHRS           MAX_PLAYERS
 #define MAX_MPCHRS             (MAX_PLAYERS + MAX_BOTS)
-#define MAX_MPPLAYERCONFIGS    (MAX_PLAYERS + 2)
+#define MAX_MPPLAYERCONFIGS    (MAX_PLAYERS + MAX_COOPCHRS)
 #define MAX_OBJECTIVES         10
 #define MAX_LOCAL_PLAYERS      4
 #define MAX_PLAYERS            8