I am building an Anti-Undead Paladin for PFS. I found the Sacred Servant Archtype interesting.
Here is my build.
Half-Elf Sacred Servant Paladin of Iomedae.
STR 15
INT 10
WIS 13
CON 14
DEX 10
CHA 16
Racial Trait: Ancestor Arms - Elven Curved Blade
Iomedae Domain: Sun at 4th Level
Lay on Hands will be used to tank. Channels will be used to kill undead.
Feats
1st: Fey Foundling
3rd: Power Attack
5th: Extra Channel
7th: Extra Mercy or Extra Lay on Hands
9th: Extra Mercy or Extra Lay on Hands