Okey, Let`s start:
1-Table of contents:
1-Table of contents
2-Armor and Gear
3-Skills
4-Grinding
2-Armor and Gear:
A Cleric rod

A Shield

A Staff

Robe

3-Skills:
Wizard Skills:

Earth Spirit: Required, Increases the attack power of earth.

Cold Spirit: Required, Increases the attack power of cold.

Fire Spirit: Required, Increases the attack power of fire.

Lightning Spirit: Required, Increases the attack power of lightning.

Intelligence: Required, Decreases MP consumption when using wizard skills.

Life Control: Optional,
Reduces HP but increases mag. Damage.

Magic Bound: Optional,
Increases attack range for wizard skills.

Life Turnover: Optional, See Life Control.

Ground Charge: Optional.

Root: Optional, It Stuns the enemy, usefull against party monsters while healing yourself.

Earth Shock: Required, like ground charge but longer range.

Earth Barrier: Required.

Ground Rave: Optional.

Mesh Root: Optional, see Root.

Earth Quack: Required, see Earth Shock.

Ice Bolt: Required.

Mana Drain: Dont take it.

Snow Wind: Required, Attacks enemies around the target.

Invisible: Required, Makes you Invisible, Optional after Crystal Invisible.

Frozen Spear: Required.

Mana Drought: Dont take it.

Blizzard: Required, see Snow Wind.

Crystal Invisible: Required, See invisible.

Fire Bolt: Required.

Fire Trap: Optional, Creates a trap the injurs the passing enemies.

Fire Blow: Required, Usefull against party monsters and giants.

Detect: Dont take it.

Meteor: Required.

Lava Trap: Optional, see Fire Trap.

Salamander Blow: Required, see Fire Blow.

Sprawl Detect: Dont take it.

Lightning Bolt: Optional.

Lightning Shock: See Root.

Charged Wind: Required, Hits enemies 6 times and knock them back.

Teleport: Required, Teleports you from one place to another.

Chain Lightning: Optional

Lightning Impact: see Root.

Arial Teleport: Reqiured, see teleport.

Charged Squall: Required, see Charged Wind.
Cleric Skills:

Heavenly Rage: Optional.

Trial Cross: Optional, Attacking Skill.

Healing: Required.

Reverse: Required, Ressurects a dead body.

Inocent: Optional, Reduces Effect of bad status exept faint and freeze.

Justice Cross: Optional, Attacking Skill.

Healing Breath: Required.

Grand Reverse: Required, see Reverse.

Integrity: Optional, see Inocent.

Faith: Required, Increases HP healing and decreases mana consumption.

Over Healing: Optional, attacking skill.

Glut healing: Optional, Attacking Skill.

Group Healing: Required, heals party members.

Healing Division: Required.

Healing Cycle: Required, Restores the targests HP little by little for a fixed amount of time.

Group Healing Breath: Required, see Group Healing.

Healing Favor: Required.

Healing Orbit: Required, see Healing Cycle, but for yourself and party members.

Bless Spell: Required.

Recovery: Required.

Recovery Division: Required.

Group Recovery: Optional.

Holy Recovery: Required.

Holy Recovery Division: Required.

Holy Group Recovery: Optional.

Group Reverse: Optional, Ressurrects your party members.

Reverse Oblation: Dont take it.

Holy Group Rebirth: Optional, see group reverse.

Rebirth Immolation: Dont take it.

Charity: Take it if you have a light armor, it increases the effect of all Blessing Spells.

Glory Armor: Take it if you have a light armor. Increases Phy. defence.

Favor Armor: Take it if you have a light armor. Increases Mag. defence.

Offering: Optional, attacking skill.

Pure Offering: Optional, attacking skill.

Holy Word: Required, protects party members from bad status.

Heaven Flash: Optional, Stuns enemies.

Holy spell: Required, See Holy word.

Heaven Glare: Optional, See heaven Flash.

Force Blessing: Required

Mental Blessing: Required

Body Blessing: Required

Soul blessing: Required

Force Deity: Required

Mental Deity: Required

Body Deity: Required

Soul Deity: Required
4-Grinding
From level 1-10 grind on mobs your own level
then from 10-20 1 level above you.
20-90 2-3 levels above you.
Woah, that was tough, hope its usefull.