if name($i) == Riven
     mpmset self name riventransformed
     say i transformed
endif
if name($i) == riventransformed
     if rand(60)
          say Custom Attack
     else
     if rand(40)
     say instant kill
     endif
     endif
endif


if name($i) == Riven
     mpmset self name riventransformed
     say i transformed
else
if name($i) == riventransformed
     if rand(60)
     say Custom Attack
     else
     if rand(40)
     say instant kill
     endif
     endif
endif
endif