Table 2 Questionnaire

(1) Socializer (So)—relatedness

Social Discovery/Network (So1)

I like to interact with others online.

Guilds/Teams (So2)

I like to achieve something together with others.

Social Pressure (neg.) (So3)

I always make sure to look good in front of others.

Social Pressure (pos.) (So4)

I am more motivated, when others watch me doing something.

(2) Free Spirit (FS)—autonomy

Creativity (Tools) (FS1)

I am creative and like to create and design things.

Exploration (FS2)

I often spend a lot of time trying out things.

Easter Eggs (FS3)

It gives me special pleasure when I can discover hidden clues or allusions in a matter.

Branching Choices (FS4)

I like to choose from many possibilities.

(3) Achiever (A)—competence

Level/Progression (A1)

I like to see steady progress in the things I do.

Learning/New Skills (A2)

I am thirsty for knowledge and like to continue my training.

Quests (A3)

I like to work out things step by step.

Unlockables/Rare Content (A4)

It motivates me to work towards a particular objective or option.

(4) Philanthropist (Ph)—purpose

Care-Taking (Ph1)

It makes me happy when I am able to help others.

Sharing Knowledge Ph2)

I like to share my knowledge with others.

Purpose/Meaning (Ph3)

Things are important to me that have a deeper meaning or benefit for the common good.

Collect and Trade (Ph4)

I enjoy collecting certain items (e.g., records, stamps, comics).

(5) Player (P)—rewards

Leaderboards/Ladders (P1)

I often try to be the best in what I do.

(Virtual) Economy (P2)

I weigh my actions objectively, so I always know how much I invest and what I have to get.

(Physical)Rewards/Prizes (P3)

When I participate in something, I focus on results and rewards.

Badges/Achievements, Certificates (P4)

It makes me especially proud when I receive a certificate or award for a performance.