Haste, “Borrowed Time”

Haste Spell Guide: Rules, Best Uses, Tactics, and DM Advice
Some spells make a warrior deadlier. Haste makes everyone else too slow. A blade lands before a shield can rise. A runner clears the hall before the alarm is fully shouted. A duelist turns one opening into three before the enemy fully understands the first mistake. To stand near Haste is to watch ordinary motion fail.
Steal the pace of the fight and turn one ally into a blur of superiority before the enemy can answer.
Haste 5.5
Haste 3.5
Haste

With a sharp word and a flash of transmuting force, you flood a willing creature with violent borrowed speed. Their limbs lighten, their reactions sharpen, and for a few dangerous moments they move as though time itself has fallen behind them.
3rd-Level Transmutation
Casting Time: 1 Action
Range: 30 feet
Components: V, S, M (a shaving of licorice root)
Duration: Concentration, up to 1 minute
Available To: Sorcerer, Wizard
Overview
Haste doubles the target’s speed, grants a +2 bonus to AC, gives advantage on Dexterity saving throws, and provides an additional action each turn that can be used for tightly limited options, including a single extra weapon attack. When the spell ends, the target is struck by a wave of lethargy so severe that it cannot move or act until after its next turn. That rhythm of surge and collapse is the heart of the spell.
This is what makes Haste one of the defining superiority spells in play. It does not merely make a creature better. It changes the rate at which that creature can impose itself on the world. The hasted fighter closes distance, strikes, repositions, and strikes again before slower enemies have properly answered. The hasted rogue becomes harder to trap, harder to catch, and far more capable of deciding exactly where danger falls. The hasted ally does not just gain power. For a few crucial moments, they operate on terms the battlefield cannot naturally match.
That is the true identity of the spell. Haste is not just speed. It is tempo theft. It steals time from everyone else and gives it to one chosen creature.
That power is never free. Haste demands concentration, rewards exact timing, and punishes careless use. The exhaustion at the end is not a footnote. It is part of the bargain. A hasted ally left unsupported when the spell collapses can go from overwhelming superiority to disastrous helplessness in a single turn. That tension is what makes the spell memorable. It is power borrowed against the next moment.
Best Uses
Turning a Frontliner Into Immediate Pressure
This is the classic use of Haste, and still one of the best. A melee ally becomes much harder to contain once they can close distance faster, survive longer, and make an additional attack while still controlling position.
Reaching the Decisive Point First
Many fights are decided not by raw damage, but by who reaches the crucial place first. Haste shines when cast on the ally who must intercept a breakthrough, pin the enemy champion, reach the exposed caster, or seize the objective before the battle settles into a worse shape.
Dominating Movement
Doubling speed is one of the spell’s most dangerous features. A hasted creature can cross the map, escape a bad position, pressure a vulnerable enemy, and still retain meaningful tactical options. In many encounters, that matters as much as the extra action.
Empowering Archers and Skirmishers
Ranged attackers and mobile combatants often convert Haste into extraordinary efficiency. They gain better positioning, stronger survivability, and more chances to act without surrendering distance or control.
Rescue, Delivery, and Withdrawal
The best target is not always the heaviest hitter. Sometimes it is the ally who must reach the wounded, carry the relic, close the gate, drag someone out of danger, or get the vital object where it must go before the window closes.
Surviving High-Pressure Environments
The bonus to AC and advantage on Dexterity saving throws make Haste especially valuable in battles shaped by traps, collapsing structures, dragon breath, hazardous spell zones, or any encounter where survival depends on not being where death lands.
Good Combinations
Fly: A hasted flying ally becomes exceptionally difficult to answer, combining height, speed, and positional freedom into overwhelming battlefield pressure.
Invisibility: A fast-moving invisible operative can exploit timing, infiltration, and brief openings with terrifying efficiency.
Misty Step: Teleportation plus extreme movement creates brutal positional play, allowing a creature to appear, act, and relocate with almost no warning.
Blur: A hasted target that is already harder to hit becomes deeply frustrating to pin down, especially in duels or against ranged pressure.
Mirror Image: Extra movement and defense combined with illusion-based survivability can make a hasted creature feel almost impossible to answer cleanly.
Tactics
Cast Haste on the ally who converts movement and action economy into immediate battlefield value, not merely the ally with the largest weapon. The best target is the one who can solve the most problems with one accelerated turn.
Time the spell for commitment. Cast it too early and the duration bleeds away before the decisive exchange. Cast it too late and the battle may already have hardened into a worse shape. Haste is strongest just before superiority becomes actionable.
Use the extra action intelligently. The spell is at its best not when it produces “one more attack,” but when it produces sequences: close, strike, reposition; dash, engage, attack; disengage, relocate, and remain dangerous. It is a spell of compressed advantage.
Plan for the crash before you cast it. If concentration breaks, or if the spell ends while the target is exposed, the lethargy round can undo everything the spell achieved. Never send a hasted ally somewhere the party cannot support once speed becomes exhaustion.
Protect the caster. A hasted assault built on fragile concentration is a fine plan with a visible weak point. Intelligent enemies will often try to break the source rather than survive the target at full force.
DM Notes
Haste should feel excellent because it is excellent. It creates one of the clearest and most satisfying spikes of visible superiority in the game. A hasted creature should look and feel faster, sharper, and harder to answer.
What keeps the spell fair is not weakness, but rhythm. The power spike is real, and so is the vulnerability that follows. Enemies who survive the first burst may retreat, delay, control space, pressure concentration, or prepare to punish the lethargy when it comes. Intelligent foes do not always try to beat a hasted target at its peak. They try to survive it.
This rhythm is also why the spell creates strong play. The caster must judge timing. The target must exploit every turn. The party must support the assault and prepare for the end. Haste turns coordination into visible superiority, which is exactly the kind of table moment players remember.
In the world, the spell has obvious consequences. Duelists trained beside transmuters become terrifying. Couriers, assassins, champions, bodyguards, and elite guards all change in value if magical acceleration is known. A ruler with access to hasted defenders becomes harder to reach. A killer under Haste becomes much harder to stop once violence begins. In any society that knows this spell, speed becomes something feared, not merely admired.
Why This Spell Is Dangerous in the World
Haste is dangerous because it lets one person outrun the normal pace of consequence.
A swordsman crosses the chamber before defenders reset. A fleeing witness reaches sanctuary before pursuers can cut them off. An assassin is already at the throne before half the room understands the attack has begun. A courier carries news through panic faster than panic itself can spread. The spell does not merely improve action. It makes reaction arrive too late.
That changes the world around it. Guards learn to fear sudden motion. Duel culture becomes more anxious wherever battle-magic is common. Assassinations become shorter, stranger, and harder to stop. Elite troops are chosen not only for strength, but for how well they exploit impossible speed. Even outside war, the spell feeds a dangerous temptation: the belief that more speed can solve what judgment, patience, or restraint should govern.
Then the debt comes due.
That matters just as much. Haste encourages rulers, soldiers, thieves, and adventurers to borrow victory from the next moment and hope the body can pay the price later. Sometimes it can. Sometimes exhaustion arrives at exactly the hour when survival most needed one more movement, one more choice, or one more breath of time.
Haste

The transmuted creatures move and act more quickly than normal. This extra speed has several effects.
This material is Open Game Content, and is licensed for public use under the terms of the Open Game License v1.0a.
Transmutation
Level Bard 3, Sorcerer/Wizard 3
Components V, S, M
Casting Time 1 standard action
Range Close (25 ft. + 5 ft./2 levels)
Targets One creature/level, no two of which can be more than 30 ft. apart
Duration 1 round/level
Saving Throw Fortitude negates (harmless)
Spell Resistance Yes (harmless)
When making a full attack action, a hasted creature may make one extra attack with any weapon he is holding. The attack is made using the creature’s full base attack bonus, plus any modifiers appropriate to the situation. (This effect is not cumulative with similar effects, such as that provided by a weapon of speed, nor does it actually grant an extra action, so you can’t use it to cast a second spell or otherwise take an extra action in the round.)
A hasted creature gains a +1 bonus on attack rolls and a +1 Dodge bonus to AC and Reflex saves. Any condition that makes you lose your Dexterity bonus to Armor Class (if any) also makes you lose Dodge bonuses.
All of the hasted creature’s modes of movement (including land movement, burrow, Climb, fly, and Swim) increase by 30 feet, to a maximum of twice the subject’s normal speed using that form of movement. This increase counts as an enhancement bonus, and it affects the creature’s jumping distance as normal for increased speed.
Multiple haste effects don’t stack. Haste dispels and counters slow.
Material Component A shaving of licorice root.
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