diff --git a/spec/PhpSpec/NyanFormattersExtension/ExtensionSpec.php b/spec/PhpSpec/NyanFormattersExtension/ExtensionSpec.php
new file mode 100644
index 0000000..c41d92b
--- /dev/null
+++ b/spec/PhpSpec/NyanFormattersExtension/ExtensionSpec.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace spec\PhpSpec\NyanFormattersExtension;
+
+use PhpSpec\NyanFormattersExtension\Extension;
+use PhpSpec\Extension as PhpSpecExtension;
+use PhpSpec\ObjectBehavior;
+use PhpSpec\ServiceContainer;
+
+/**
+ * @author Piotr Walków <walkowpiotr@gmail.com>
+ */
+class ExtensionSpec extends ObjectBehavior
+{
+    function it_is_initializable()
+    {
+        $this->shouldHaveType(Extension::class);
+        $this->shouldImplement(PhpSpecExtension::class);
+    }
+
+    function it_loads_formatters(
+        ServiceContainer $container
+    ) {
+        $this->load($container, []);
+    }
+}
diff --git a/spec/PhpSpec/NyanFormattersExtension/Formatter/DeadRatFormatterSpec.php b/spec/PhpSpec/NyanFormattersExtension/Formatter/DeadRatFormatterSpec.php
new file mode 100644
index 0000000..076db91
--- /dev/null
+++ b/spec/PhpSpec/NyanFormattersExtension/Formatter/DeadRatFormatterSpec.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace spec\PhpSpec\NyanFormattersExtension\Formatter;
+
+use PhpSpec\Console\ConsoleIO;
+use PhpSpec\Formatter\Presenter\Presenter;
+use PhpSpec\Listener\StatisticsCollector;
+use PhpSpec\NyanFormattersExtension\Formatter\DeadRatFormatter;
+use PhpSpec\ObjectBehavior;
+
+/**
+ * DeadRatFormatterSpec
+ *
+ * @package spec\PhpSpec\NyanFormattersExtension\Formatter
+ *
+ * @author Piotr Walków <walkowpiotr@gmail.com>
+ */
+class DeadRatFormatterSpec extends ObjectBehavior
+{
+    function let(
+        Presenter $presenter,
+        ConsoleIO $io,
+        StatisticsCollector $stats
+    ) {
+        $this->beConstructedWith($presenter, $io, $stats);
+    }
+
+    function it_is_initializable()
+    {
+        $this->shouldHaveType(DeadRatFormatter::class);
+    }
+
+}
diff --git a/spec/PhpSpec/NyanFormattersExtension/Formatter/RatFormatterSpec.php b/spec/PhpSpec/NyanFormattersExtension/Formatter/RatFormatterSpec.php
new file mode 100644
index 0000000..bf2e1ff
--- /dev/null
+++ b/spec/PhpSpec/NyanFormattersExtension/Formatter/RatFormatterSpec.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace spec\PhpSpec\NyanFormattersExtension\Formatter;
+
+use PhpSpec\Console\ConsoleIO;
+use PhpSpec\Formatter\Presenter\Presenter;
+use PhpSpec\Listener\StatisticsCollector;
+use PhpSpec\NyanFormattersExtension\Formatter\RatFormatter;
+use PhpSpec\ObjectBehavior;
+
+/**
+ * RatFormatterSpec
+ *
+ * @package spec\PhpSpec\NyanFormattersExtension\Formatter
+ *
+ * @author Piotr Walków <walkowpiotr@gmail.com>
+ */
+class RatFormatterSpec extends ObjectBehavior
+{
+    function let(
+        Presenter $presenter,
+        ConsoleIO $io,
+        StatisticsCollector $stats
+    ) {
+        $this->beConstructedWith($presenter, $io, $stats);
+    }
+
+    function it_is_initializable()
+    {
+        $this->shouldHaveType(RatFormatter::class);
+    }
+
+}
diff --git a/src/PhpSpec/NyanFormattersExtension/Extension.php b/src/PhpSpec/NyanFormattersExtension/Extension.php
index 33aca42..3723ca8 100644
--- a/src/PhpSpec/NyanFormattersExtension/Extension.php
+++ b/src/PhpSpec/NyanFormattersExtension/Extension.php
@@ -22,6 +22,8 @@ public function load(ServiceContainer $container, array $params)
         $this->addFormatter($container, 'cat', 'PhpSpec\NyanFormattersExtension\Formatter\NyanFormatter');
         $this->addFormatter($container, 'dino', 'PhpSpec\NyanFormattersExtension\Formatter\DinoFormatter');
         $this->addFormatter($container, 'crab', 'PhpSpec\NyanFormattersExtension\Formatter\CrabFormatter');
+        $this->addFormatter($container, 'rat', 'PhpSpec\NyanFormattersExtension\Formatter\RatFormatter');
+        $this->addFormatter($container, 'deadRat', 'PhpSpec\NyanFormattersExtension\Formatter\DeadRatFormatter');
     }
 
     /**
diff --git a/src/PhpSpec/NyanFormattersExtension/Formatter/DeadRatFormatter.php b/src/PhpSpec/NyanFormattersExtension/Formatter/DeadRatFormatter.php
new file mode 100644
index 0000000..57ea13c
--- /dev/null
+++ b/src/PhpSpec/NyanFormattersExtension/Formatter/DeadRatFormatter.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace PhpSpec\NyanFormattersExtension\Formatter;
+
+/**
+ * DeadRatFormatter
+ *
+ * @package NyanFormattersExtension
+ *
+ * @author Piotr Walków <walkowpiotr@gmail.com>
+ */
+class DeadRatFormatter extends NyanFormatter
+{
+    protected $states =
+        array(
+            array(
+                '~  ~    ~   ',
+                ' ~    ~     ',
+                ' _ ~ ~  ~  ~',
+                '/ \ M___M__ ',
+                '\__/_}  _} >',
+                '   \____/ȣȣ ',
+            ),
+            array(
+                ' ~    ~     ',
+                '   ~ ~  ~  ~',
+                '~_    ~  ~  ',
+                '/ \ M___M__ ',
+                '\__/_}  _} >',
+                '   \____/ȣȣ ',
+            ),
+            array(
+                '   ~ ~  ~  ~',
+                '~     ~  ~  ',
+                ' _ ~        ',
+                '/ \ M___M__ ',
+                '\__/_}  _} >',
+                '   \____/ȣȣ ',
+            )
+        );
+}
diff --git a/src/PhpSpec/NyanFormattersExtension/Formatter/RatFormatter.php b/src/PhpSpec/NyanFormattersExtension/Formatter/RatFormatter.php
new file mode 100644
index 0000000..d9bbef4
--- /dev/null
+++ b/src/PhpSpec/NyanFormattersExtension/Formatter/RatFormatter.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace PhpSpec\NyanFormattersExtension\Formatter;
+
+/**
+ * RatFormatter
+ *
+ * @package NyanFormattersExtension
+ *
+ * @author Piotr Walków <walkowpiotr@gmail.com>
+ */
+class RatFormatter extends NyanFormatter
+{
+    protected $states =
+        array(
+            array(
+                '  ~       ~ ',
+                '     ~      ',
+                ' ~  ___  ~ ~',
+                ' __/_  \☊☊_ ',
+                '/  \_}__}__>',
+                '\__ W   W   '
+            ),
+            array(
+                '     ~      ',
+                ' ~       ~ ~',
+                '~ ~ ___ ~    ',
+                ' __/_  \☊☊_ ',
+                '/  \_}__}__>',
+                '\_/ M   M   '
+            ),
+            array(
+                ' ~       ~ ~',
+                '~ ~  ~  ~   ',
+                '    ___    ~',
+                ' __/_  \☊☊_ ',
+                '/  \_}__}__>',
+                '\__ W   W   '
+            )
+        );
+}