The following spells have been modified for Hydra. (Some spells require you to follow a separate link.)
Banishment
Bear's Endurance, Bull's Strength, Cat's Grace, Eagle's Splendor, Fox's Cunning, and Owl's Wisdom
Each now has a range of Close (25 ft. + 5 ft./2 levels).
Chill Touch
Color Spray
Cure/Inflict Minor Wounds
Do not exist. They have been replaced with Stabilize and Bleed. (respectively)
Dimensional Anchor
Dismissal
Dispel Magic
Disrupt Undead
Deals 2d6 instead of 1d6 damage. Clerics may prepare this as a 0-lvl spell.
Enlarge Person
Entangle
Fire Shield
Flaming Sphere
Deals 2d6 damage, save for half. (instead of save for none)
Glitterdust
Irresistible Dance
Longstrider
May be taken by Bards, Clerics, Druids, Mages, and Rangers. It has a
range of close (25 ft. + 5 ft./2 levels) and a target of one creature.
Longstrider, Mass
Same as Longstrider, but 3rd level and affects up to 1 target/level within a 20' radius.
Mass Cure Critical Wounds, Cure Light Wounds, Cure Moderate Wounds, Cure Serious Wounds, and Heal
Each affects up to one creature/level in a 20' radius.
Mass Bear's Endurance, Bull's Strength, Cat's Grace, Eagle's Splendor, Fox's Cunning, and Owl's Wisdom
Each has been reduced from level 6 to level 4. Each affects up to one creature/level in a 20' radius.
Rage
Rage grants a +4 to Strength and Constitution (as per a level 1 Barbarian) instead of +2
Ray of Frost
Deals 1d6 damage, See "Cantrip Rays" (below)
Reduce Person
Slay Living
On a failed save, the target takes 12d6 points of damage + 1 point per
caster level
Spiritual Weapon
Stinking Cloud
Wall of Thorns
Web
Cantrip Rays
0 level rays, such as Ray of Frost have been reworked
in order to make them effective combat options for low level casters.
They follow the same format as the Ray of Frost, but the element may be
whatever the caster decides to learn. The damage has also been
increased from 1d3 to 1d6. The format is as follows.
Cantrip Ray
Evocation [Element Type or None]
Level: Sor/Wiz 0
Components: V, S,
Casting Time: 1 standard action
Range: Close (25 ft. + 5 ft./2 levels)
Effect: One ray
Duration: Instantaneous
Saving Throw: None
Spell Resistance: Yes
A thin ray of element or force bursts from your fingertips. You must
succeed on a ranged touch attack to deal 1d6 points of undefined or
elemental damage to the target.
Examples of Cantrip Rays
Ray of Corrosion (Acid)
Ray of Fire (Fire)
Ray of Force (None/Non-Elemental)
Ray of Frost (Cold)
Ray of Lightning (Electrical)
Sonic Ray (Sonic)