[O==0==O] Mk1 (Other generations after the jump because Kinja)
[Oo=0=oO] Mk2
[ O)=0=(O ] Mk3
(O:o=0=o:O) Mk4
(O0=0=0O) Mk5
\O0=0=0O/ Mk6
\ O0= 0= oO / Mk7