Marketing card
Not to be confused with promotional cards, marketing cards were added to the contents of a booster pack from 10th Edition on. One side of each marketing card is either a token or explains a game concept relevant to the specific set (called "Tips & Tricks", or a Rules card), the other side is an advertisement.
Occurance
While being an approximation, the expected ratio of token cards is: [1]
- 1 out of 3 for Core sets.
- 2 out of 3 for expert-level sets.