add blood casters symbol

preamble.tex

@@ -122,12 +122,13 @@
 \hspace{.5cm}\textbf{Mannerism:} #4
 
 }
+\newcommand{\G}{\opposition} % groups
 \newcommand{\M}{\mars} % male
 \newcommand{\F}{\venus} % female
+\newcommand{\E}{\mercury} % blood casters
 \newcommand{\C}{\taurus} % creature
 \newcommand{\N}{\leftmoon} % nura
 \newcommand{\U}{\fullmoon} % undead
-\newcommand{\G}{\opposition} % undead
 
 \newcommand{\character}[1]{\needspace{12em}\vspace{.38cm} \ding{70} #1 \ding{70}\vspace{.18cm}}