These are the submitted entries for our mini-challenge (so far). nagfa would like to extend our thanks and gratitude to all participating artists for these awesome contributions.
LIVERPOOL-RED DEVIL:

txescu (catalunia)

arturo (chile)
ELAINE-KRAMER-GEORGE-JERRY:

azahary arif (singapore)
DREAM THEATRE-FEAR FACTORY:

bryce herdt (usa)
BLACK & WHITE-MYTH & LEGEND:

jen hill (usa)
JACK DANIEL('S): 
txescu (catalunia)

alessandro (italy)

txescu (catalunia)

txescu (catalunia)

txescu (catalunia)

txescu (catalunia)

bryce herdt (usa)
SUPERMAN-KRYPTONITE: 

ed xander (uk)

ed xander (uk)

azahary arif (singapore)

ruel (phillipines)
DOUGLAS HOFSTADTER-GODEL ESCHER BACH:
bryce herdt (usa)

nastybasty (germany)
STEPHEN KING-THE DARK TOWER: 
manidipa (new zealand)
APOCALYPSE-ARMAGEDDON:

alessandro (italy)
SERIAL KILLER-JACK THE RIPPER:

bryce herdt (usa)
Labels: ambigram, apocalypse, armageddon, jack the ripper, kryptonite, mini-challenge, nagfa, serial killer, superman