diff --git a/website/server/libs/auth/index.js b/website/server/libs/auth/index.js
index 1cdcf3fd29..db6d76e586 100644
--- a/website/server/libs/auth/index.js
+++ b/website/server/libs/auth/index.js
@@ -183,7 +183,12 @@ async function registerLocal (req, res, { isV3 = false }) {
   EmailUnsubscription
     .remove({email: savedUser.auth.local.email})
     .then(() => {
-      if (!existingUser) sendTxnEmail(savedUser, 'welcome');
+      if (existingUser) return;
+      if (savedUser._ABtests && savedUser._ABtests.emailSplit && savedUser._ABtests.emailSplit === '20190222_welcome-v2') {
+        sendTxnEmail(savedUser, 'welcome-v2');
+      } else {
+        sendTxnEmail(savedUser, 'welcome');
+      }
     });
 
   if (!existingUser) {
diff --git a/website/server/models/user/hooks.js b/website/server/models/user/hooks.js
index 020dd59ebe..4138eb3da1 100644
--- a/website/server/models/user/hooks.js
+++ b/website/server/models/user/hooks.js
@@ -128,6 +128,13 @@ function _setUpNewUser (user) {
   user.purchased.background.violet = true;
   user.preferences.background = 'violet';
 
+  const testGroup = Math.random();
+  if (testGroup < 0.5) {
+    user._ABtests.emailSplit = '20190222_welcome';
+  } else {
+    user._ABtests.emailSplit = '20190222_welcome-v2';
+  }
+
   if (user.registeredThrough === 'habitica-web') {
     taskTypes = ['habit', 'daily', 'todo', 'reward', 'tag'];