\documentclass{tables}

\begin{document}

\sect{Miscellaneous}

\begin{set}
\begin{tabular}{\shade lr@{}l} \hlx*{hv}
  \tt{Exchange rate} \\
  \th{Coin}  & \multicolumn{2}{c}{\th{Value (gp)}} \\ \hlx{vhv}
  Copper     & 0&.01 \\ \hlx{+}
  Silver     & 0&.10 \\ \hlx{+}
  Electrum   & 0&.50 \\ \hlx{+}
  Gold       & 1&    \\ \hlx{+}
  Platinum   & 5&    \\ \hlx*{vh}
\end{tabular}
\colgap
\begin{tabular}{\shade cMcMcMc} \hlx*{hv}
  \tt{Ability score adjustments} \\
  \th{Ability $(A)$} & \th{Usual $(\delta A)$} &
    \th{Reduced $(\epsilon A)$\rlap{*}} &  \th{XP} \\ \hlx{vhv}
         3     & -3         & -2  &  -20\%  \\ \hlx{+}
        4--5   & -2         & -1  &  -20\%  \\ \hlx{+}
        6--8   & -1         & -1  &  -10\%  \\ \hlx{+}
      \09--12  & \phantom+0 &\phantom+0  &   \phantom{+0}0\%  \\ \hlx{+}
       13--15  & +1         & +1  & \0{+}5\%  \\ \hlx{+}
       16--17  & +2         & +1  &  +10\%  \\ \hlx{+}
         18    & +3         & +2  &  +10\%  \\ \hlx*{vhv}
  \multicolumn{3}{l}{\itshape\small *\quad Initiative and reaction rolls}
\end{tabular}
\colgap
\begin{order*}{Resizing monsters}
\item Choose size $\delta Z \in \{ -3, \ldots, +3 \}$. \\
\item Modify hp (per die), hit rolls, damage (per die), saves, AC by $\delta
  Z$. \\
\item HD for XP is $\max \textrm{hp}/5$ (rounded). \\
\end{order*}
\colgap
\begin{tabular}{\shade c*6c} \hlx*{hv}
  \tt{Monster intelligence} \\
  \th{Base} & \multicolumn{6}{c}{\th{1d6}} \\
  \th{intelligence} &
             \th{1} & \th{2} & \th{3} & \th{4} & \th{5} & \th{6} \\ \hlx{vhv}
     0--1  &    0   &    0   &    0   &    0   &    1   &    1   \\ \hlx{+}
     2--3  &    0   &    0   &    0   &    1   &    1   &    1   \\ \hlx{+}
     4--5  &    0   &    0   &    1   &    1   &    2   &    2   \\ \hlx{+}
     6--8  &    0   &    1   &    1   &    2   &    2   &    3   \\ \hlx{+}
   \09--15 &    0   &    1   &    2   &    2   &    3   &    4   \\ \hlx{+}
    16--17 &    0   &    1   &    1   &    2   &    2   &    3   \\ \hlx{+}
    18--19 &    0   &    0   &    1   &    1   &    2   &    2   \\ \hlx{+}
  20\rlap+ &    0   &    0   &    1   &    1   &    1   &    1   \\ \hlx*{vh}
\end{tabular}
\rowgap
\begin{tabular}{\shade crr} \hlx*{hv}
  \tt{Experience points for monsters} \\
  \th{HD} & \th{Base} & \th{Bonus} \\ \hlx{vhv}
 $< 1$    &         5 &          1 \\ \hlx{+}
  1       &        10 &          3 \\ \hlx{+}
  1\rlap+ &        15 &          4 \\ \hlx{+}
  2       &        20 &          5 \\ \hlx{+}
  2\rlap+ &        25 &         10 \\ \hlx{+}
  3       &        30 &         15 \\ \hlx{+}
  3\rlap+ &        50 &         25 \\ \hlx{+}
  4       &        75 &         50 \\ \hlx{+}
  4\rlap+ &       125 &         75 \\ \hlx{+}
  5       &       175 &        125 \\ \hlx{+}
  5\rlap+ &       225 &        175 \\ \hlx{+}
  6       &       275 &        225 \\ \hlx{+}
  6\rlap+ &       350 &        300 \\ \hlx{+}
  7       &       450 &        400 \\ \hlx{+}
  7\rlap+ &       550 &        475 \\ \hlx{+}
  8       &       650 &        550 \\ \hlx{+}
  8\rlap+ &       775 &        625 \\ \hlx{+}
  9       &       900 &        700 \\ \hlx{+}
\09+, 10  &      1000 &        750 \\ \hlx{+}
 10+, 11  &      1100 &        800 \\ \hlx{+}
 11+, 12  &      1250 &        875 \\ \hlx{+}
 12+, 13  &      1350 &        950 \\ \hlx{+}
 13+, 14  &      1500 &       1000 \\ \hlx{+}
 14+, 15  &      1650 &       1050 \\ \hlx{+}
 15+, 16  &      1850 &       1100 \\ \hlx{+}
 16+, 17  &      2000 &       1150 \\ \hlx{+}
 17+, 18  &      2125 &       1350 \\ \hlx{+}
 18+, 19  &      2250 &       1550 \\ \hlx{+}
 19+, 20  &      2375 &       1800 \\ \hlx{+}
 20+, 21  &      2500 &       2000 \\ \hlx{+}
$21 + n$  &$2500+250n$& $2000+250n$\\ \hlx*{vh}
\end{tabular}
\end{set}

\end{document}

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