Yes. Action Surge lets you take another action, including the Attack Action. Extra Attack lets you attack more than once when you take the Attack action on your turn. Nothing in the wording of Extra Attack or Action Surge limit how many attacks you can make with this extra action.
Can you stack haste?
Haste won’t stack, but Temper sure will. This. Invis and Protect also stack. The nul spells can be used in succession.
Can two people cast Haste on the same person?
No, you can’t cast a spell with your extra action from haste.
Can you cast Haste on the same person twice?
The effects of the same spell cast multiple times don’t combine, however. Instead, the most potent effect–such as the highest bonus–from those castings applies while their durations overlap.
Does Action surge give movement?
When you take the Dash action, you gain extra movement for the current turn. This increase equals your speed, after applying any modifiers. So, on the one hand Dashing adds to your movement for the turn, and you’re allowed to intersperse your movement, which you now have more of, in between your Attack action attacks.
What does extra attack mean in fighter’s action surge?
Extra Attack says that you can take an extra attack if you take the Attack action. This means that if you took the Attack action after you used your Action Surge to get an extra action, you would get the benefit of your extra attack since you are using your action to attack.
What does haste do to an action surge?
Neither Haste nor Action Surge says “doubles your actions” or anything to that effect, they both grant an additional action – it’s additive, not multiplicative. In other words, a creature under the influence of Haste “gains an additional action on each of its turns”.
How many actions does haste do on a fighter?
The target of a Haste spell also gains an additional action on his turns (until the spell ends). If a fighter is Hasted by a fellow mage and then uses his Action Surge, does he gain two additional actions on his turn (for a total of 3 actions, plus the eventual bonus action & reaction) ? Does it stack? Yes. They each add one action.
When does haste’s extra attack get triggered when you?
The spell Haste grants an extra action which is limited to certain specified uses. This extra action (lower case) which you can use to take the Attack action is nothing to do with Extra Attack (upper case) the aforementioned Fighter feature.
