Greater Control Undead (3.5e Feat)
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 Greater Control Undead [General]
You gain the ability to control more undead than before.
Benefit: You can now control four more HD per caster level of undead. (From 4 HD to 8 HD, etc.)
Normal: A character without the Greater Control Undead feat can control only 4 HD per caster level of undead.
Special: You can take this feat multiple times, each time you take it, increase the maximum number of undead you can control by 4 HD per caster level