Spell Focus/sandbox

{{Infobox-feat/sandbox


 * name        = Spell Focus
 * icon        = Icon_Feat_Spell_Focus.png
 * heroic      = yes
 * repeatable  = Once for each school of magic
 * pre of      = Greater Spell Focus
 * spellcasting = yes
 * description = These feats, enhancements, items and destinies makes it harder for enemies to resist the casters spells.

Spell Focus Feats
Spell Focus:  feat adds +1 to the difficulty class of the spell.

Spell Focus: Necromancy and Spell Focus: Illusion are highly useful for wizards who wish to slay their enemies with spells such as Finger of Death and Phantasmal Killer, respectively.

On the other hand, Spell Focus: Evocation is often recommended to Sorcerers and Druids.

The available choices are:
 * Spell Focus: Abjuration
 * Spell Focus: Conjuration
 * Spell Focus: Enchantment
 * Spell Focus: Evocation
 * Spell Focus: Illusion
 * Spell Focus: Necromancy
 * Spell Focus: Transmutation
 * note        =
 * see also    =
 * Greater Spell Focus (feat +1 to a particular school)
 * Epic Spell Focus (feat +1 to a particular school)
 * Past Life: Arcane Initiate (past life feat +1 universal)
 * Past Life: Bardic Dilettante (past life feat +1 Enchantment)
 * Past Life: Cleric (past life feat +1 Conjuration)
 * Past Life: Sorcerer (past life feat +1 Evocation)
 * Aureon's Instruction (feat +1 to Turn Undead)
 * Heighten Spell


 * free                  = no

}}
 * wizard bonus feat     = yes

Spell Focus Enhancements

 * Arcanotechnician enhancements, +3 Evocation
 * Spellsinger enhancements, +5 Enchantment, Evocation, and Illusion from spellsinger core, universal +1 from Spell song trance, +2 Enchantment from Prodigy, +1 Enchantment, Evocation, OR Illusion  from Marigold Crown
 * Divine Disciple enhancements, +2 Evocation or Necromancy
 * Season's Herald enhancements, +3 Conjuration and Transmutation
 * Angel of Vengeance enhancements, +1 universal, +1 Evocation
 * Air Savant enhancements, +1 Evocation (does not stack with Fire or Water savant)
 * Earth Savant enhancements, +1 Conjuration
 * Fire Savant enhancements, +1 Evocation (does not stack with Air or Water savant)
 * Water Savant enhancements, +1 Evocation (does not stack with Fire or Air savant)
 * Soul Eater enhancements, +1 Enchantment, Illusion, and Necromancy
 * Tainted Scholar enhancements, +2 universal but temporary, +2 Conjuration, Enchantment, Evocation, Illusion, Transmutation, +1 universal
 * Archmage enhancements, +2 any single school, +1 to a secondary school
 * Pale Master enhancements, +2 Enchantment when in vampire form, +1 Necromancy when in lich form, +1 Necromancy
 * Harper Agent enhancements, +1 universal, +10 universal but temporary
 * Reaper enhancements, +4 universal, +2/4/6 universal but temporary

Spell Focus items
Spell Focus item enchantments, including the Spell Focus Mastery, also increase DC of the spell. They are Equipment bonuses, and thus stack with the feat.

On randomly generated items, school-specific Spell Focus is available up to +6 and Insightful +3.

On crafted items and set bonuses
 * You can use Cannith Crafting to craft school-specific Spell Focus +1 to +6 and Insightful +1 to +3.
 * You can use Cannith Crafting to craft universal Spell Focus Mastery +1 to +5
 * Alchemical Crafting (tier three) offers +2 bonus to selected schools (Evocation, Transmutation, Conjuration, or Enchantment)
 * Thunder-Forged weapons can offer school-specific Spell Focus +6, or universal Spell Focus +3 (Equipment).
 * Slave Lords Crafting Slave Lord's Sorcery set bonus offers +1 to +4 (Artifact)
 * Seasons of Change sets: +1 / +2 Artifact bonus to Evocation DC

This enchantment is also available on many named items.

Other stacking bonuses exist:
 * Enhancement bonus on Yellow Augments
 * Exceptional bonus on two-handed Thunder-Forged weapons
 * Profane bonus on Thunder-Forged armor with Shadow Caster upgrade; also on named items
 * Quality bonus on and other items
 * Filigrees on sentient weapons

Spell Focus Epic Destinies

 * Piercing spellcraft, Tier 2 Magister: +1 to +3 to the DC of a particular school.
 * Precise Casting: Evocation, Tier 2 Draconic Incarnation: +1/2 DC to spells of the selected school.