diff --git a/scripts/FirmwareDump.te b/scripts/FirmwareDump.te
index ce3c8be..d3649b9 100644
--- a/scripts/FirmwareDump.te
+++ b/scripts/FirmwareDump.te
@@ -19,22 +19,17 @@ fv()
 sysfw=fw
 p("Sys'  fw is",fw)
 emufw=""
-if (emu()){if(!mountemu("SYSTEM")){
-	fv()
-	emufw=fw
-	p("Emu's fw is",fw)}}
+if (emu()){if(!mountemu("SYSTEM")){fv()emufw=fw p("Emu's fw is",fw)}}
 op=["Exit","Dump sysmmc"].copy()
 if (emufw!=""){op+"Dump emummc"}
-p()
-r=menu(op,0)
+p()r=menu(op,0)clear()
 if(r==0){exit()}
 if(r==1){fw=sysfw if(mountsys("SYSTEM")){print("SYSTEM MOUNT FAIL")pe()}}
 if(r==2){fw=emufw if(mountemu("SYSTEM")){print("SYSTEM MOUNT FAIL")pe()}}
-clear()
 mkdir("sd:/tegraexplorer")
 mkdir("sd:/tegraexplorer/Firmware")
-bsp = "sd:/tegraexplorer/Firmware/" + fw
-if(fsexists(bsp)){p("Dir already exists! Press power to replace, any other key to exit") a=pause() if (!a.power){exit()} deldir(bsp)}
+bsp="sd:/tegraexplorer/Firmware/"+fw
+if(fsexists(bsp)){p("Dir already exists! Press power to replace, any other key to exit") a=pause() if(!a.power){exit()} deldir(bsp)}
 mkdir(bsp)
 p("Dumping to",bsp)
 con=readdir("bis:/Contents/registered")
diff --git a/scripts/SystemWipe.te b/scripts/SystemWipe.te
new file mode 100644
index 0000000..e33506a
--- /dev/null
+++ b/scripts/SystemWipe.te
@@ -0,0 +1,30 @@
+is=["8000000000000120","80000000000000d1","8000000000000047"]
+p=println
+pr=print
+pe={pause() exit()}
+wait={t=timer()while(timer()<(t+tw)){print("Wait for",(t+tw-timer()/1000),"seconds \r")}}
+p("System wiper\n")
+op=["Exit","Wipe sysmmc"].copy()
+if (emu()){op+"Wipe emummc"}
+r=menu(op,0)clear()
+if(r==0){exit()}
+if(r==1){p("Selected sysmmc")mount=mountsys}
+if(r==2){p("Selected emummc")mount=mountemu}
+if(mount("SYSTEM")){p("Mount failed!")pe()}
+color(0xFF0000)
+p("Are you sure you want to wipe everything?\nThis includes:\n- Saves\n- Game Data\n- All other data on the system\n\nUse this only as a last resort!")
+color(0xFFFF00)
+tw=10000
+wait()
+color(0x0000FF)
+p("Press power to wipe, any other key to exit")a=pause()if(!a.power){exit()}clear()
+color(0xFF0000)
+pr("Deleting system saves... ")
+f=readdir("bis:/save")
+if(f.folders.len()!=0){p("Folders in save dir???")pe()}
+f.files.foreach("x"){if(!is.contains(x)){if(delfile("bis:/save/"+x)){p("File deletion failed: ", x)pe()}}}
+pr("Done!\nDeleting user dirs...")ud=["Album","Contents","save","saveMeta","temp"]
+if(mount("USER")){p("Mount failed!")pe()}
+ud.foreach("x"){pr("\n"+x,"")if(deldir("bis:/"+x)){p("Dir deletion failed")pe()}mkdir("bis:/"+x)}
+mkdir("bis:/Contents/placehld")mkdir("bis:/Contents/registered")
+color(0x00FF00)p("\n\nDone!")pause()
\ No newline at end of file
diff --git a/source/script/arrayClass.c b/source/script/arrayClass.c
index 4fbb9cf..44c2dc3 100644
--- a/source/script/arrayClass.c
+++ b/source/script/arrayClass.c
@@ -173,6 +173,10 @@ ClassFunction(arrayContains) {
 
 	for (int i = 0; i < v->count; i++) {
 		Variable_t iter = arrayClassGetIdx(caller, i);
+
+		if (iter.variableType != arg->variableType){
+			SCRIPT_FATAL_ERR("type of contains does not match");
+		}
 	
 		if (caller->variableType == StringArrayClass) {
 			if (!strcmp(arg->string.value, iter.string.value))
diff --git a/source/script/compat.h b/source/script/compat.h
index 57f1250..c35cf6f 100644
--- a/source/script/compat.h
+++ b/source/script/compat.h
@@ -3,8 +3,9 @@
 #ifdef WIN32
 	#include <stdio.h>
 	#include <malloc.h>
-#define gfx_printf(str, ...) printf(str, ##__VA_ARGS__)
+	#define gfx_printf(str, ...) printf(str, ##__VA_ARGS__)
 	#define gfx_vprintf(str, va) vprintf(str, va);
+	#define gfx_putc(x) gfx_printf("%c", x)
 	#define ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
 	#define LP_VER_MJ 3
 	#define LP_VER_MN 0
diff --git a/source/script/standardLibrary.c b/source/script/standardLibrary.c
index 2b730a2..80d2df2 100644
--- a/source/script/standardLibrary.c
+++ b/source/script/standardLibrary.c
@@ -78,7 +78,8 @@ ClassFunction(stdPrint) {
 		Variable_t* res = callMemberFunctionDirect(args[i], "print", NULL, 0);
 		if (res == NULL)
 			return NULL;
-		gfx_putc(' ');
+		if (i + 1 != argsLen)
+			gfx_putc(' ');
 	}
 	
 
@@ -351,6 +352,10 @@ ClassFunction(stdFileExists){
 	return newIntVariablePtr(FileExists(args[0]->string.value));
 }
 
+ClassFunction(stdFileDel){
+	return newIntVariablePtr(f_unlink(args[0]->string.value));
+}
+
 #else
 #define STUBBED(name) ClassFunction(name) { return newIntVariablePtr(0); }
 
@@ -388,6 +393,12 @@ STUBBED(stdPause)
 STUBBED(stdPauseMask)
 STUBBED(stdColor)
 STUBBED(stdMenuFull)
+STUBBED(stdMountEmummc)
+STUBBED(stdHasEmu)
+STUBBED(stdGetMs)
+STUBBED(stdClear)
+STUBBED(stdRmDir)
+STUBBED(stdFileExists)
 #endif
 
 u8 oneIntoneFunction[] = { IntClass, FunctionClass };
@@ -425,6 +436,7 @@ ClassFunctionTableEntry_t standardFunctionDefenitions[] = {
 	{"timer", stdGetMs, 0, 0},
 	{"deldir", stdRmDir, 1, oneStringArgStd},
 	{"fsexists", stdFileExists, 1, oneStringArgStd},
+	{"delfile", stdFileDel, 1, oneStringArgStd},
 };
 
 ClassFunctionTableEntry_t* searchStdLib(char* funcName, u8 *len) {