It's not clear to me what is the Ultimate defensive formation among those 4 formations there...
3dc-dml-dmc-dmr-3mc-st
For me, this formation proved itself as one of the strongest defensive formations at all. I've used it few times, only against (much) stronger teams, because against other I use more offensive formations
3dc-dml-dmc-dmr-3mc-st
For me, this formation proved itself as one of the strongest defensive formations at all. I've used it few times, only against (much) stronger teams, because against other I use more offensive formations
Normal or defensive mentality
low pressing
hard tackling
counterattacks and offside trap OFF
passing depends of opponents formation (explained on 1st page, 1st post)
zonal marking