That differs from game to game. Here is a list of the current possible number of players for all Palace games!
| Game | Possible number of players in Palace of Cards |
| Skat | 3 |
| Doppelkopf | 4 |
| Sheepshead | 4 |
| Pinochle | 3, 4 |
| Bid Whist | 4 |
| Solitaire | 1, 2, 3, 4 |
| Spider | 1, 2, 3, 4 |
| Canasta | 2, 4 |
| Rummy | 2, 3, 4 |
| Mau Mau | 2, 3, 4 |
