diff --git a/tools/pretty_tox_serial.sh b/tools/pretty_tox_serial.sh
new file mode 100755
index 0000000..490d263
--- /dev/null
+++ b/tools/pretty_tox_serial.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+TESTRARGS=$@
+
+if [ ! -d .testrepository ]; then
+    testr init
+fi
+testr run --subunit $TESTRARGS | subunit-2to1 | tools/colorizer.py
+testr slowest
diff --git a/tox.ini b/tox.ini
index 93a53ac..7eae948 100644
--- a/tox.ini
+++ b/tox.ini
@@ -26,6 +26,12 @@
 commands =
   nosetests --logging-format '%(asctime)-15s %(message)s' --with-xunit --xunit-file=nosetests-full.xml -sv tempest/api tempest/scenario tempest/thirdparty tempest/cli
 
+[testenv:testr-serial]
+sitepackages = True
+setenv = VIRTUAL_ENV={envdir}
+commands =
+  sh tools/pretty_tox_serial.sh '{posargs} tempest.api tempest.scenario tempest.thirdparty tempest.cli'
+
 [testenv:testr-full]
 sitepackages = True
 setenv = VIRTUAL_ENV={envdir}