Bolster the Ranks

Choose up to four skeletons or zombies. They gain the following benefits: 

+30 maximum hit points 

+3 AC 

+3 to attack rolls 

+3 to damage 

+3 to all saving throws 

All attacks are considered magic for the purposes of damage reduction 

Alternatively, you may target a single skeleton or zombie with the following benefits: 

+40 maximum hit points 

+4 AC 

+4 to attack rolls 

+4 to damage 

+4 to all saving throws 

All attacks are considered magic for the purposes of damage reduction

The effects of bolster the ranks supercedes, and does not stack, with bolster the dead.

At Higher Levels. When you cast this spell using a spell slot of 7th level or higher, you may target 1 additional undead.