diff --git a/teamarena/twregister b/teamarena/twregister
index fb96ebe78..661900ba2 100644
--- a/teamarena/twregister
+++ b/teamarena/twregister
@@ -850,7 +850,7 @@ end
 arch magic_mouth
 name magicmouth
 msg
-The Sphere in the center of the lava somehow floats in the air.  Small red tinted tendrils seem to flow from the piles of rubies to the sphere - almost as if it is feeding on them.  Pereodically you notice guards drop more rubies on the piles.
+The Sphere in the center of the lava somehow floats in the air.  Small red tinted tendrils seem to flow from the piles of rubies to the sphere - almost as if it is feeding on them.  Periodically you notice guards drop more rubies on the piles.
 endmsg
 x 6
 y 9
@@ -866,7 +866,7 @@ end
 arch magic_mouth
 name magicmouth
 msg
-The Sphere in the center of the lava somehow floats in the air.  Small red tinted tendrils seem to flow from the piles of rubies to the sphere - almost as if it is feeding on them.  Pereodically you notice guards drop more rubies on the piles.
+The Sphere in the center of the lava somehow floats in the air.  Small red tinted tendrils seem to flow from the piles of rubies to the sphere - almost as if it is feeding on them.  Periodically you notice guards drop more rubies on the piles.
 endmsg
 x 6
 y 10
@@ -911,7 +911,7 @@ end
 arch magic_mouth
 name magicmouth
 msg
-The Sphere in the center of the lava somehow floats in the air.  Small red tinted tendrils seem to flow from the piles of rubies to the sphere - almost as if it is feeding on them.  Pereodically you notice guards drop more rubies on the piles.
+The Sphere in the center of the lava somehow floats in the air.  Small red tinted tendrils seem to flow from the piles of rubies to the sphere - almost as if it is feeding on them.  Periodically you notice guards drop more rubies on the piles.
 endmsg
 x 6
 y 12