My n00buntu derivative has some emojis and other logograms out of the box, eg. l...

My n00buntu derivative has some emojis and other logograms out of the box, eg. lines 326–337 of /usr/share/X11/locale/en_US.UTF-8/Compose:

  <Multi_key> <C> <C> <C> <P>             : ""   U262D # HAMMER AND SICKLE
  <Multi_key> <O> <A>                     : "Ⓐ"   U24B6 # CIRCLED LATIN CAPITAL LETTER A
  <Multi_key> <less> <3>                  : "♥"   U2665 # BLACK HEART SUIT
 
  <Multi_key> <colon> <parenright>        : ""   U263A # WHITE SMILING FACE
  <Multi_key> <colon> <parenleft>         : ""   U2639 # WHITE FROWNING FACE
  <Multi_key> <backslash> <o> <slash>     : ""      # PERSON RAISING BOTH HANDS IN CELEBRATION
 
  <Multi_key> <p> <o> <o>                 : ""  U1F4A9 # PILE OF POO
 
  <Multi_key> <F> <U>                     : ""  U1F595 # REVERSED HAND WITH MIDDLE FINGER EXTENDED
  <Multi_key> <L> <L> <A> <P>             : ""  U1F596 # RAISED HAND WITH PART BETWEEN MIDDLE AND RING FINGERS

Unbutchered: http://ix.io/2SsC