Improved Resistance (3.5e Feat)


 * 4 HD: Resistance to acid 15 and electricity 15.
 * 7 HD: Resistance to acid 20 and electricity 20.
 * 10 HD: Resistance to acid 25 and electricity 25.
 * 13 HD: Resistance to acid 30 and electricity 30.
 * 16 HD: Immunity to acid and electricity.