lucifer is the oldest male and a demon avatar of pride

mammon is the second oldest male and  a demon avatar of greed

leviathan third oldest male and demon avatar of envy

Satan fourth oldest avatar of wrath is male and hates lucifer he made a anti Lucifer club

Asmo is fifth oldest and is avatar of 
lust and male also demon

Beelzebub avatar of gluttony sixth oldest is male and his twin is belphegor

belphegor youngest avatar of sloth he is a  male demon and his twin is Beelzebub 