| Two-handed variant of Illustrated Tarock | |
 A Trull | |
| Origin | Austria |
|---|---|
| Type | Trick-taking |
| Players | 2 |
| Cards | 54 |
| Deck | Industrie & Glück |
| Rank (high→low) | Tarock: Sküs, XXI-I  K Q C V 10–7  K Q C V 1–4 |
| Play | Alternating |
| Related games | |
| Strawman Tarock • Illustrated Tarock | |
Kosakeln ("Cossack") is a relatively recent, two-hand card game of the Austrian branch of the Tarock family. It is a two-handed version of the three-player game of Illustrated Tarock, itself an elaborate and challenging variant of Tapp Tarock.