Stonelord

The earth whispers to some Dwarves, revealing the true secrets of stone; these dwarves are called the Stonelords. Fighters are the most common Stonelords, though Dwarven paladins and rangers take up the mantle occassionally as well. Stonelords use their connection to the earth to draw on immense resevoirs of power, performing feats of amazing power.

Requirements
Race: Dwarf, Earth Genasi, or any other race with a connection to stone
Base Attack Bonus: +5
Skills: Craft: Building 6 ranks
Feats: Great Fortitude
Languages: Terran
Special: The prospective Stonelord must ingest 1,000 gp worth of their Totem Gem. The Stonelord must carry at least one of their Totem Gem (selected by the Stonelord) at all times.
DM Unlock: This Prestige Class is locked by default. DMs can unlock it for characters who meet all of the requirements.

Hit Die: d12
Proficiencies: Stonelords gain no additional proficiencies
Skill Points: 2 + INT
Class Skills: Bluff, Concentration, Craft, Discipline, Escape Artist, Intimidate, Knowledge, Parry, Profession, Spot, Taunt, Wilderness Lore

Earth's Blood
Thrice per day the Stonelord can use a clump of mud to heal wounds equal to 1d20 + the stonelord's level.

Earth's Grip
Once per day the Stonelord can grip a target in a fearsome grasp of stone, similar to the Hold Monster spell (DC 15+Con modifier).

Strength of Stone
Once per day, the Stonelord can call upon the Strength of Stone, gaining strength equivalent to an empowered Bull's Strength spell.

Earth's Endurance
Once per day the stonelord can can call upon the Endurance of the Earth, gaining constitution equivalent to an empowered Endurance spell.

Meld Into Stone
Once per day, the Stonelord can literally meld into stone, becoming invulnerable to attacks. The Stonelord, however, cannot interact in any way with his environment, and cannot even see or hear things going on around him. The duration is equal to the Stonelord's level in rounds.

Earthskin
The stonelord is able to gain damage reduction of 10/+5, with a maximum absorption of 10 damage per level, akin to a Stoneskin spell, once per day. At 10th level, Earthskin is treated as if Greater Stoneskin.

Immense Gravity
Once per day the stonelord can control the very gravity of the ground beneath him, casting the equivalent of a Reverse Gravity spell (DC 17+Con modifier). Each foe must make a reflex save or fall victim to subjective gravity. Their fall results in damage equivalent to 2d6 per stonelord level, to a maximum of 20d6.

Earth Brawler
Once per day the stonelord can summon an Earth Elemental to assist him in battle. The strength of the Earth Elemental is dependant on the Constitution ability score: Constitution of 16 and below: Huge Earth Elemental.
Constitution of 17 to 21: Greater Earth Elemental.
Constitution of 21 and above: Elder Earth Elemental.
Legends tell of mighty stonelords whose connection to the earth was so strong they have summoned beings even greater than these.

Earthquake
Once per day the stonelord can shake the ground violently by merely stomping his feet, bringing an Earthquake to the surrounding area akin to the spell by the same name (DC 19+Con modifier).