cheat sheets.

say <something>
   say some text (use /msg to prevent echo)
do <something>
   perform a /me style action
cheat <sheet name>
   lookup a cheat sheet
owner
   see who owns the MatzBot
help
   list available commands
roll <xdy>
   roll a six sided die, optionally x dice with y sides
>> <ruby>
   eval ruby code, try ruby style
reset_irb
   reset a totally screwed up irb (>>) sesssion
seen <nick>
   find out the last time the bot saw <nick>
version
   see the bot's version
google <string>
   Google it!
wiki <string>
   Find it on wikipedia