Command Lesser Dead

Command Lesser Dead is a spell only liches and other sentient dead can utilize in order to rally forces to their higher will. When the target undead is 2 lvls or more lower than the caster must make a will save of DC10 at 1st lvl, DC 15 at 5th, DC 18 at 10th lvl, DC20 at 15th lvl, and DC 25 at 20th lvl.