Force RainSpell 4
Source Pathfinder Impossible Magic
Traditions Arcane, Occult
Cast
to 
Area 5-foot square
Range 60 feet
Saving Throw basic Reflex
You conjure a magical cloud that batters creatures with shards of solidified magic. Creatures in the spell's area take force damage with a basic Reflex save. The number of actions you spend when Casting this Spell determines the area and other parameters.
1 This spell affects a single 5-foot square and deals 4d6 force damage.
2 This spell affects all squares in a 10-foot burst and deals 8d6 force damage.
3 The shards home in on creatures. This spell affects all squares in a 10-foot burst. Creatures in the area don't attempt a saving throw and instead automatically take 20 force damage.
Heightened (+1) The damage increases by 1d6 for the 1-action version, by 2d6 for the 2-action version, and by 5 for the 3-action version.
Traits
Anything that doesn't list another rarity trait (uncommon, rare, or unique) automatically has the common trait. This rarity indicates that an ability, item, or spell is available to all players who meet the prerequisites for it. A creature of this rarity is generally known and can be summoned with the appropriate summon spell.
ConcentrateAn action with this trait requires a degree of mental concentration and discipline.
ForceEffects with this trait deal force damage or create objects made of pure magical force.
ManipulateYou must physically manipulate an item or make gestures to use an action with this trait. Creatures without a suitable appendage can't perform actions with this trait. Manipulate actions often trigger reactions.