A20 (a new type of D20, not low magic)

[Anonymouswizard]

Paladin
The paladin is the altimate knight in shinning armour. Standing upright, his armour gleaming, or leading the cavalry charge, the paladin is a holy warrior second to none.
{table]Level|BAB|BDB|MDB|Special|mana
1|+1|+0|+0|Smite 1/day, lay on hands|0
2|+2|+1|+1|bonus feat|0
3|+3|+2|+1|Divine grace|0
4|+4|+3|+2|bonus feat, magic, smite 2/day|1
5|+5|+3|+2|Warhorse|1
6|+6|+4|+3|bonus feat|2
7|+7|+5|+3|Manuver|2
8|+8|+6|+4|bonus feat, smite 3/day|5
9|+9|+6|+4||5
10|+10|+7|+5|bonus feat, Aura of grace|8
11|+11|+8|+5|Manuver|8
12|+12|+9|+6|bonus feat, smite 4/day|14
13|+13|+9|+6||17
14|+14|+10|+7|bonus feat|23
15|+15|+11|+7|Manuver|26
16|+16|+12|+8|bonus feat, smite 5/day|38
17|+17|+12|+8||44
18|+18|+13|+9|bonus feat|56
19|+19|+14|+9|Manuver|64
20|+20|+15|+10|bonus feat, smite 6/day, holy warrior|76[/table]
weapon and armour proficiency: paladins are proficient with all simple and martial weapons, all armour and shields.
Smite: at 1st level the paladin gains the ability to smite creatures of an oppisite alignment once per day. This is a special attack that charges the paladins blade for a number of rounds equal to their class level+their will power modifier. They gain an aditional use of this ability per day every 4 levels.
Lay on hands: at 1st level a paladin is able to cure themselves or other characters of a number of hit points per day equal to their will power modifierxtheir class level. This can be spilt between several uses.
Bonus feats: at 2nd level and every two levels thereafter the paladin gains a fighter bonus feat.
Divine grace: at 3rd level a paladin gains the ability to apply their will power modifier as a bonus to all their saves.
Magic: at 4th level a paladin gains the ability to cast divine spells, even if they do not have the divine favour feat. They cast spells as clerics, with a maximum spell level of fourth.
Warhorse: at 5th level a paladin gains a warhorse as described in the 3.5PHB.
Manuver: at 6th level and every fourth level after that the paladin gains a martial manuver.
Aura of grace: at 10th level the bonus to saves from a paladin's divine grace ability apply to allies within 30ft.
Holy warrior: at 20th level a paladin gains the ability to smite those whose alignment is at least one step away from their own.

Entry requirements and restrictions
The paladin is probally the greatest non-full caster class in terms of raw power, and so gain a number of requirements and restrictions that other classes don't have.
Requirements: lawful good, willpower 12+.
Restrictions: the paladin cannot willingly commit an evil act, or associate with an evil character. A paladin also cannot multiclass in more than the fighter or cleric classes without losing the ability to advance as a paladin.