Just edit the keys_muffin.xml file. You can easily figure out how the macros are coded, then it's easy to set up the macro with its name and assigned key and add the commands in with a text editor.
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Remembering Tyneetryk
Phaedreas Tears - 15 years old and first(*) of true neutral guilds in Atys.
(*) This statement is contested, but we are certainly the longest lasting.
<clowns | me & you | jokers>