diff --git a/test/compareheuristics.py b/test/compareheuristics.py
new file mode 100755
index 0000000..c332149
--- /dev/null
+++ b/test/compareheuristics.py
@@ -0,0 +1,72 @@
+#!/usr/bin/python
+#
+#	Compare heuristics
+#
+import sys
+from optparse import OptionParser
+
+import scythertest
+
+# Parse
+def parse(scout):
+	ra = 0
+	rb = 0
+	rp = 0
+	nc = 0
+	for l in scout.splitlines():
+		data = l.split()
+		if len(data) > 6 and data[0] == 'claim':
+			nc = nc + 1
+			tag = data[6]
+			if tag == 'failed:':
+				ra = ra + 1
+			if tag == 'correct:':
+				if l.rfind("complete_proof") != -1:
+					rp = rp + 1
+				else:
+					rb = rb + 1
+	return (ra,rb,rp,nc)
+
+
+# Test with a goal selector
+def test_goal_selector(goalselector):
+	import protocollist
+
+	scythertest.set_extra_parameters("--goal-select=" + str(goalselector))
+	result = str(goalselector)
+	plist = protocollist.from_literature()
+	np = len(plist)
+
+	attacks = 0
+	bounds = 0
+	proofs = 0
+	claims = 0
+	for p in plist:
+		(status,scout) = scythertest.default_test([p],0,0)
+		(ra,rb,rp,nc) = parse(scout)
+		attacks = attacks + ra
+		bounds = bounds + rb
+		proofs = proofs + rp
+		claims = claims + nc
+	
+	return (attacks,bounds,proofs,claims,np)
+
+
+# Main code
+def main():
+	parser = OptionParser()
+	scythertest.default_options(parser)
+	(options, args) = parser.parse_args()
+	scythertest.process_default_options(options)
+
+	print "G-sel\tAttack\tBound\tProof"
+	print 
+	for g in range(1,31):
+		(ra,rb,rp,nc,np) = test_goal_selector(g)
+		print str(g) + "\t" + str(ra) + "\t" + str(rb) + "\t" + str(rp) + "\t" + str(nc)
+	print
+	print "Goal selector scan completed."
+
+# Only if main stuff
+if __name__ == '__main__':
+	main()
diff --git a/test/multiprotocoltest.py b/test/multiprotocoltest.py
index 6f1abef..dff528c 100755
--- a/test/multiprotocoltest.py
+++ b/test/multiprotocoltest.py
@@ -537,6 +537,7 @@ def main():
 			help = "suppress a progress bar")
 
 	(options, args) = parser.parse_args()
+	scythertest.process_default_options(options)
 
 	the_great_houdini(args, int(options.tuplewidth), int(options.match))
 
diff --git a/test/scythercache.py b/test/scythercache.py
index 0abd713..571a85e 100755
--- a/test/scythercache.py
+++ b/test/scythercache.py
@@ -21,6 +21,19 @@ from tempfile import NamedTemporaryFile, gettempdir
 
 # Minimum duration for a test to get into the cache (in seconds)
 CacheTimer = 0.1
+ScytherProgram = "scyther"
+
+#----------------------------------------------------------------------------
+# How to override Scyther program setting
+#----------------------------------------------------------------------------
+
+def scytheroverride (newprg):
+	global ScytherProgram
+
+	ScytherProgram = newprg
+	if not os.path.exists(ScytherProgram):
+		print "Cannot find any file at", ScytherProgram, " and it cannot be used as a Scyther executable."
+		sys.exit()
 
 #----------------------------------------------------------------------------
 # How to call Scyther
@@ -28,7 +41,9 @@ CacheTimer = 0.1
 
 #	scyther should reside in $PATH
 def scythercall (argumentstring, inputfile):
-	clstring = "scyther " + argumentstring + " " + inputfile
+	global ScytherProgram
+
+	clstring = ScytherProgram + " " + argumentstring + " " + inputfile
 	(status,scout) = commands.getstatusoutput(clstring)
 	return (status,scout)
 
diff --git a/test/scythertest.py b/test/scythertest.py
index 1c37eb6..58c950a 100755
--- a/test/scythertest.py
+++ b/test/scythertest.py
@@ -6,7 +6,13 @@
 #
 import sys
 from optparse import OptionParser
-from scythercache import evaluate
+from scythercache import evaluate, scytheroverride
+
+
+#----------------------------------------------------------------------------
+# Globals
+#----------------------------------------------------------------------------
+g_extra = ""
 
 #----------------------------------------------------------------------------
 # Parsing Output
@@ -47,6 +53,26 @@ def default_protocols(plist):
 	plist.sort()
 	return ['../spdl/spdl-defaults.inc'] + plist
 
+# Get the extra parameters
+def get_extra_parameters():
+	global g_extra
+
+	return g_extra
+
+# Set the extra parameters
+def set_extra_parameters(args):
+	global g_extra
+
+	g_extra = args
+
+# Add the extra parameters
+def add_extra_parameters(args):
+	global g_extra
+
+	if args != "":
+		if g_extra != "":
+			g_extra = g_extra + " "
+		g_extra = g_extra + args
 
 # Yield arguments, given a bound type:
 # 	0: fast
@@ -78,6 +104,10 @@ def default_arguments(plist,match,bounds):
 	args = "--arachne --timer=%i --max-runs=%i --max-length=%i" % (timer, maxruns, maxlength)
 	matching = "--match=" + str(match)
 	allargs = "--summary " + matching + " " + args
+
+	extra = get_extra_parameters()
+	if extra != "":
+		allargs = extra + " " + allargs
 	return allargs
 
 # Yield test results
@@ -115,6 +145,23 @@ def default_options(parser):
 	parser.add_option("-b","--bounds", dest="bounds",
 			default = 0,
 			help = "bound type selection (0: quickscan, 1:thorough)")
+	parser.add_option("-x","--extra", dest="extra",
+			default = "",
+			help = "add arguments to pass to Scyther")
+	parser.add_option("-P","--program", dest="program",
+			default = "",
+			help = "define alternative scyther executable")
+
+# Process the default options
+def process_default_options(options):
+	if options.program != "":
+		scytheroverride(options.program)
+		print "Using", options.program, "as Scyther executable."
+	if options.extra != "":
+		add_extra_parameters(options.extra)
+		print "Added extra options, now:", get_extra_parameters(options.extra)
+
+
 
 #----------------------------------------------------------------------------
 # Some default testing stuff
@@ -130,6 +177,18 @@ def all_unless_given(plist):
 
 #	Scan for compilation errors or stuff like that
 
+def scan_for_results(options,args):
+	# Select specific list
+	plist = all_unless_given(args)
+	# Now check all things in the list
+	for p in plist:
+		# Test and gather output
+		(status,scout) = default_test([p], 0, 0)
+		print scout
+
+	print
+	print "Scan complete."
+
 def scan_for_errors(options,args):
 	# Select specific list
 	plist = all_unless_given(args)
@@ -205,15 +264,24 @@ def main():
 			default = "False",
 			action = "store_true",
 			help = "detect compilation errors for all protocols [in list_all]")
+	parser.add_option("-r","--results", dest="results",
+			default = "False",
+			action = "store_true",
+			help = "scan for results for all protocols [in list_all]")
 	parser.add_option("-t","--timeouts", dest="timeouts",
 			default = "False",
 			action = "store_true",
 			help = "scan for timeout errors for all protocols [in list_all]")
 	(options, args) = parser.parse_args()
 
+	# Globals
+	process_default_options(options)
+
 	# Subcases
 	if options.errors != "False":
 		scan_for_errors(options,args)
+	elif options.results != "False":
+		scan_for_results(options,args)
 	elif options.timeouts != "False":
 		scan_for_timeouts(options,args)
 	else: