diff --git a/paper b/paper
index dfa0768d41..877ee0ec65 100755
--- a/paper
+++ b/paper
@@ -145,26 +145,28 @@ case "$1" in
         echo "'setup' command. View below for details. For essential building and patching, you do not need to do the setup."
         echo ""
         echo " Normal commands:"
-        echo "  * rb, rbp, rebuild | Rebuild patches, can be called from anywhere."
-        echo "  * p, patch         | Apply all patches to the project without building it. Can be run from anywhere."
-        echo "  * j, jar           | Apply all patches and build the project, paperclip.jar will be output. Can be run from anywhere."
-        echo "  * m, mcdev         | Setup decompiled sources for non-modified NMS files to be imported into an IDE. Can be run from anywhere."
+        echo "  * rb, rebuild       | Rebuild patches, can be called from anywhere."
+        echo "  * p, patch          | Apply all patches to the project without building it. Can be run from anywhere."
+        echo "  * j, jar            | Apply all patches and build the project, paperclip.jar will be output. Can be run from anywhere."
+        echo "  * m, mcdev          | Setup decompiled sources for non-modified NMS files to be imported into an IDE. Can be run from anywhere."
+        echo "  * t, testserver     | Run the test server with the set of plugins Paper uses as a basis for server tests."
         echo ""
         echo " These commands require the setup command before use:"
-        echo "  * r, root          | Change directory to the root of the project."
-        echo "  * a. api           | Move to the Paper-API directory."
-        echo "  * s, server        | Move to the Paper-Server directory."
-        echo "  * e, edit          | Use to edit a specific patch, give it the argument \"server\" or \"api\""
-        echo "                     | respectively to edit the correct project. Use the argument \"continue\" after"
-        echo "                     | the changes have been made to finish and rebuild patches. Can be called from anywhere."
+        echo "  * r, root           | Change directory to the root of the project."
+        echo "  * a. api            | Move to the Paper-API directory."
+        echo "  * s, server         | Move to the Paper-Server directory."
+        echo "  * td, testdirectory | Move to the test-server directory."
+        echo "  * e, edit           | Use to edit a specific patch, give it the argument \"server\" or \"api\""
+        echo "                      | respectively to edit the correct project. Use the argument \"continue\" after"
+        echo "                      | the changes have been made to finish and rebuild patches. Can be called from anywhere."
         echo ""
-        echo "  * setup            | Add an alias to $RCPATH to allow full functionality of this script. Run as:"
-        echo "                     |     . ./paper setup"
-        echo "                     | After you run this command you'll be able to just run 'paper' from anywhere."
-        echo "                     | The default name for the resulting alias is 'paper', you can give an argument to override"
-        echo "                     | this default, such as:"
-        echo "                     |     . ./paper setup example"
-        echo "                     | Which will allow you to run 'example' instead."
+        echo "  * setup             | Add an alias to $RCPATH to allow full functionality of this script. Run as:"
+        echo "                      |     . ./paper setup"
+        echo "                      | After you run this command you'll be able to just run 'paper' from anywhere."
+        echo "                      | The default name for the resulting alias is 'paper', you can give an argument to override"
+        echo "                      | this default, such as:"
+        echo "                      |     . ./paper setup example"
+        echo "                      | Which will allow you to run 'example' instead."
     ;;
 esac
 
diff --git a/scripts/testServer.sh b/scripts/testServer.sh
index 39e3064c6d..951338f2b9 100755
--- a/scripts/testServer.sh
+++ b/scripts/testServer.sh
@@ -1,4 +1,5 @@
-#!/bin/bash
+#!/usr/bin/env bash
+
 set -e
 PS1="$"
 basedir="$(cd "$1" && pwd -P)"
@@ -83,24 +84,38 @@ baseargs="$baseargs -XX:+UnlockExperimentalVMOptions -XX:G1NewSizePercent=30 -XX
 baseargs="$baseargs -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005"
 
 cmd="java ${PAPER_TEST_BASE_JVM_ARGS:-$baseargs} ${PAPER_TEST_EXTRA_JVM_ARGS} -jar $jar"
+screen_command="screen -DURS papertest $cmd"
+tmux_command="tmux new-session -A -s Paper -n 'Paper Test' -c '$(pwd)' '$cmd'"
 
 #
 # MULTIPLEXER CHOICE
 #
 
-multiplex=${PAPER_TEST_MULTIPLEXER:-screen}
-if [ "$multiplex" == "tmux" ]; then
-    echo "tmux is currently not supported. Please submit a PR to add tmux support if you need it.";
-    multiplex="screen"
-fi
+multiplex=${PAPER_TEST_MULTIPLEXER}
 
-if [ "$multiplex" == "tmux" ] && [ ! -z "$(which tmux)" ]; then
-    echo "tmux not supported"
-elif [ ! -z "$(which screen)" ]; then # default screen last as final fallback
-    cmd="screen -DURS papertest $cmd"
+if [ "$multiplex" == "screen" ]; then
+    if command -v "screen" >/dev/null 2>&1 ; then
+        cmd="$screen_command"
+    else
+        echo "screen not found"
+        exit 1
+    fi
+elif [ "$multiplex" == "tmux" ] ; then
+    if command -v "tmux" >/dev/null 2>&1 ; then
+        cmd="$tmux_command"
+    else
+        echo "tmux not found"
+        exit 1
+    fi
 else
-    echo "Screen not found - It is strongly recommended to install screen"
-    sleep 3
+    if command -v "screen" >/dev/null 2>&1 ; then
+        cmd="$screen_command"
+    elif command -v "tmux" >/dev/null 2>&1 ; then
+        cmd="$tmux_command"
+    else
+        echo "screen or tmux not found - it is strongly recommended to install either"
+        echo "No terminal multiplexer will be used"
+    fi
 fi
 
 #
@@ -108,7 +123,10 @@ fi
 #
 
 if [ ! -z "$PAPER_TEST_COMMAND_WRAPPER" ]; then
-	$PAPER_TEST_COMMAND_WRAPPER $cmd
+    $PAPER_TEST_COMMAND_WRAPPER $cmd
 else
-	$cmd 2>&1 | tee -a ${PAPER_TEST_OUTPUT_LOG:-logs/output.log}
+    echo "Running command: $cmd"
+    echo "In directory: $(pwd)"
+    sleep 1
+    /usr/bin/env bash -c "$cmd"
 fi