Alphanumeric username
editNormal
edit{{User21|TestA}}
TestA (talk · contribs · deleted contribs · page moves · block user · logs · block log · arb · rfc · lta · SPI · cuwiki)
Sandbox
edit{{User21/sandbox|TestA}}
TestA (talk · contribs · deleted contribs · page moves · block user · logs · block log · arb · rfc · lta · SPI · cuwiki)
Username with equal sign
editNormal
edit{{User21|1=Billbailey=legend}}
Billbailey=legend (talk · contribs · deleted contribs · page moves · block user · logs · block log · arb · rfc · lta · SPI · cuwiki)
Sandbox
edit{{User21/sandbox|1=Billbailey=legend}}
Billbailey=legend (talk · contribs · deleted contribs · page moves · block user · logs · block log · arb · rfc · lta · SPI · cuwiki)
Username beginning with *
editNormal
edit{{User21|* and Obelisk}}
* and Obelisk (talk · contribs · deleted contribs · page moves · block user · logs · block log · arb · rfc · lta · SPI · cuwiki)
Sandbox
edit{{User21/sandbox|* and Obelisk}}
* and Obelisk (talk · contribs · deleted contribs · page moves · block user · logs · block log · arb · rfc · lta · SPI · cuwiki)