What are reaction roles?
Reaction roles are roles that are assigned to members when they react to a message. This can be useful for letting members choose unique roles or as a way to verify themselves.Creating a reaction role
You can create multiple reaction roles for a single message with a different emoji for each role.You can find the message link by right-clicking or holding down on the
message and selecting Copy Message Link.
Removing a reaction role
You can remove a reaction role by using the/autorole reactionrole remove command.
You can use the 
/autorole reactionrole list command to see all reaction roles and their emojis.
Removing all reaction roles for a message
You can remove all reaction roles for a message with the/autorole reactionrole removeall command.
This is different from
/autorole reactionrole reset which removes all reaction roles from the server.
Removing all reaction roles from the server
You can remove all reaction roles from the server by using the/autorole reactionrole reset command.
Setting up a verification system
Reaction roles can be used to create a verification system where members must react to a message to gain access to the server.In order for this to work, you’ll need to create a role that will be assigned
to members when they react to the message, such as a Member role.
1
Create a role for verified members
Create a role that will be assigned to members when they react to the message.
2
Restrict access to channels
Restrict access to channels by removing the
@everyone role from the channel
and adding the verified role you created in step 1.3
Create a message for members to react to
Create a message that members can react to in order to gain access to the
server.
4
Add a reaction role to the message
Add a reaction role to the message with the verified role you created in step
1.