Weapon Mastery - Scepter
by GaldorBS:1d4+1
SK:1d6+1 double damage on 20
EX:2d4+1 double damage on 20-19 -/10/20
MS:2d4+3 double damage on 20-18 10/15/20
GM:2d4+5 double damage on 20-17 15/20/30
This weapon is usally adorned with many gems so it is rather common to see magic version used by kings.