Two, potentially three:
Supervisor
Briefs/debriefs the player upon task completion
Praises or informs the player of a bad result
Colleague
Jovial, friendly companion that can either provide tips and tricks or other information, or point out the player's mistakes (the first time)
Describes/explains things that the player points at. or keeps the pointer at for 5 seconds if it has been already explained.
"Ah, that's a five-by-five plank. You can use it for x or y."
"That's a normal tile."
Interviewer (can be the supervisor)
As the player opens the scene, they enter the interview room and can either pick up the folder/document labelled "training" or the folder/document labelled "examination", which is relevant to respectively level 1 / easy mode, and level two, or the more difficult mode, at which point the player can read a short text about what they'll do
Two, potentially three:
Supervisor
Briefs/debriefs the player upon task completion
Praises or informs the player of a bad result
Colleague
Jovial, friendly companion that can either provide tips and tricks or other information, or point out the player's mistakes (the first time)
Describes/explains things that the player points at. or keeps the pointer at for 5 seconds if it has been already explained.
"Ah, that's a five-by-five plank. You can use it for x or y."
"That's a normal tile."
Interviewer (can be the supervisor)
As the player opens the scene, they enter the interview room and can either pick up the folder/document labelled "training" or the folder/document labelled "examination", which is relevant to respectively level 1 / easy mode, and level two, or the more difficult mode, at which point the player can read a short text about what they'll do