| notes = * '''WARNING: Do not have a character cast a second Concentration spell while they are concentrating on Haste.''' The Haste effect will end early, the character will still be affected by {{Cond|Lethargic}}, and the second Concentration spell will misfire; the effect will not happen but you will still spend the spell slot.
| notes = * Casting another {{concentration}} spell while already concentrating on Haste will immediately trigger the {{cond|Lethargic}} condition, causing the new spell to end immediately alongside the caster losing the spell slot used for it.
* There is a special version of Haste called [[Celestial Haste]] that is granted by {{RarityItem|Gontr Mael}}. It doesn't make you {{cond|Lethargic}}, but only lasts for 5 turns instead of 10. {{Recharge|Long Rest}}
* {{RarityItem|Gontr Mael}} grants an altered version of the Haste spell: while it does not trigger {{cond|Lethargic}} when it ends, it only lasts for 5 turns instead of 10. {{Recharge|Long Rest}}
* While the description of Haste states that it doubles the target's movement speed, it actually only adds {{InfoBlob|9 m / 30 ft}} to their total.
* While the description of Haste states that it doubles the target's movement speed, it actually only adds {{InfoBlob|9 m / 30 ft}} to their total.
* The granted extra Action is significantly stronger than the one granted by the tabletop version of the spell. That action can instead only be used to take the [[Dash]], [[Disengage]], or Use an Object actions, or to take a special version [[Attack]] action that can only be used for one weapon attack.
* The granted extra Action is significantly stronger than the one granted by the tabletop version of the spell. That action can instead only be used to take the [[Dash]], [[Disengage]], or Use an Object actions, or to take a special version [[Attack]] action that can only be used for one weapon attack.
**[[Difficulty#Honour|Honour Difficulty]] largely returns the granted extra Action to tabletop functionality.
**[[Difficulty#Honour|Honour mode]] largely returns the granted extra Action to tabletop functionality.
* The incantation for Haste is '''Provolo''', Latin for "fly forth" or "rush out".
* The incantation for Haste is '''Provolo''', Latin for "fly forth" or "rush out".
Casting another Concentration spell while already concentrating on Haste will immediately trigger the Lethargic condition, causing the new spell to end immediately alongside the caster losing the spell slot used for it.
Gontr Mael grants an altered version of the Haste spell: while it does not trigger Lethargic when it ends, it only lasts for 5 turns instead of 10. Recharge: Long rest
While the description of Haste states that it doubles the target's movement speed, it actually only adds 9 m / 30 ft to their total.
The granted extra Action is significantly stronger than the one granted by the tabletop version of the spell. That action can instead only be used to take the Dash, Disengage, or Use an Object actions, or to take a special version Attack action that can only be used for one weapon attack.
Honour mode largely returns the granted extra Action to tabletop functionality.
The incantation for Haste is Provolo, Latin for "fly forth" or "rush out".
Armour Class, 
Advantage on Dexterity 
Saving throws, its Movement Speed is doubled, and can take one additional Action per turn.
When the condition ends, the creature becomes 
Action + 
Level 3 Spell Slot
Range: 9 m / 30 ft
Concentration
Duration: 10 turns 
.
Bonus actions, or 
Reactions.
Darkfire Shortbow (
Recharge: Long rest)
Gontr Mael grants an altered version of the Haste spell: while it does not trigger 
Haste on the Forgotten Realms Wiki