WBTC (World Boomerang Team Cup) is held since 1987. In this time mostly every two years throwers from allover the world came together: to be friends, to throw booms, to fight against and together. Since this time the history of boomerang is unloosable fitted with the names of those who are the invitors:
| Year Winner | Num | Name | Land | City | Organizer | |
1987 |
1 | 1st International Team Cup Challenge | USA | Amherst | Larry Ruhf | |
| Bethlehem | Peter Ruhf | |||||
| Gaithersburg | John Koehler, Jim Jordan | |||||
| April 1988 |
World Boomerang Throwing Cup | Australia | Barooga | Peter Byham | ||
| August 1988 |
2 | 2nd International Team Cup Challenge | Germany | Weinheim | Michael Siems/ Uli Konzelmann | |
| Swisse | Genf | Kaspar Kramis/ Philippe Haake | ||||
| France | Paris | Olivier Vouktchevitch/ Jacques Roudaut | ||||
| 1989 |
3 | 3nd International Team Cup | USA | Gaithersburg | John Koehler, Jim Jordan | |
| 1991 |
4 | World Boomerang Championship | Australia | Perth | Roger Perry (Sam Blight) | |
| 1992 |
5 | International Team Cup | Germany | Hamburg | Matthias Giesenschlag | |
| 1994 |
6 | International World Team Cup | Japan | Tokio | Yoshi Sakimitsu | |
1996 |
7 | International World Team Cup | New Zeeland | Christchurch | Earl Tutty and Friends | |
| 1998 |
8 | International World Team Cup | USA | St. Louis | Tom Fitzgerald | |
| 2000 |
9 | International World Team Cup | Australia | Melbourne | Bruce Carter / Rob Croll | |
| 2002 |
10 | International World Team Cup | Germany | Kiel | Eckhard Mawick/ Guenter Moeller/ Oli Thienhaus | |
| 2004 |
11 | International World Team Cup | France | Charleville-Mézières | Yves Cazè/Christoph Dautriche | |
| 2006 |
12 | International World Team Cup | Japan | Hasakikawa | Yoshi Sakimitsu | |
| 2008 |
13 | International World Team Cup | USA | Seattle | Steve Kavanaugh/ Billy Brazelton | |
| 2010 |
14 | International World Team Cup | Italy | Rome | Maurizio Saba / UISP Roma | |
| 2012 |
15 | International World Team Cup | Brazil | Sao Paulo | Ricardo Marx | |
2014 |
16 | International World Team Cup | Australia | Perth | Christene Metzakis | |
| 2016 |
17 | International World Team Cup | Germany | Kiel | Eckhard Mawick/ Guenter Moeller/ Oli Thienhaus | |
| 2018 |
18 | International World Team Cup | USA | Albuquerque | David Hirsch | |
| 2020 |
19 | International World Team Cup | France | Paris | Michel Appriou |
| 2024 | 20 | International World Team Cup | USA | Hawaii |
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