Short answer: Yes, you can take a reaction before your first turn in combat. Reactions and bonus actions aren’t ever something you “have”, they’re something you do. And there is a limit on the number of times in a round that you can do them.
How do bonus actions work?
Various Class Features, Spells, and other Abilities let you take an additional action on Your Turn called a Bonus Action. You can take a Bonus Action only when a Special ability, spell, or other feature of the game states that you can do something as a Bonus Action. You otherwise don’t have a Bonus Action to take.
Can a bonus action be used as an action?
This has been officially answered in the Sage Advice Compendium: Q: Can a bonus action be used as an action or vice versa? For example, can a bard use a bonus action to grant a Bardic Inspiration die and an action to cast healing word? A: No. Actions and bonus actions aren’t interchangeable.
When do you take a bonus action in RuneScape?
Various class features, spells, and other abilities let you take an additional action on your turn called a bonus action. The Cunning Action feature, for example, allows a rogue to take a bonus action. You can take a bonus action only when a special ability, spell, or other feature of the game states that you can do something as a bonus action.
Can you cast another spell as a bonus action?
You CANNOT cast another spell as a Bonus Action but you CAN use a Bonus Action that isn’t a spell. However, in the PHB on casting spells as a Bonus Action it does say ” A spell cast with a bonus action is especially swift. “, so I see no reason to bend the rules a bit to be able to cast two Bonus Action spells in one round.
When does a rogue take a bonus action?
The Cunning Action feature, for example, allows a rogue to take a bonus action. You can take a bonus action only when a special ability, spell, or other feature of the game states that you can do something as a bonus action.
