diff --git a/html/changelogs/AutoChangeLog-pr-13171.yml b/html/changelogs/AutoChangeLog-pr-13171.yml
new file mode 100644
index 0000000000..ecdf59f4de
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+author: "silicons"
+delete-after: True
+changes: 
+  - balance: "hierophant vortex blasts now have 50% armor penetration vs mecha"