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Challenge, Ski Challenge, Cinnamon Challenge, TVR Tuscan Challenge, Mannequin-Challenge, RCK-Challenge, Challenge Riccione, Banjul Challenge, ALS Ice Bucket Challenge, Ferrari Challenge, Scottish League Challenge Cup, Challenge League, Mountainbike-Challenge, DARPA Grand Challenge, Challenge Roth, The Challenge – Die Herausforderung, Chip’s Challenge, Jonah Lomu Rugby Challenge, USA Pro Challenge, EPCR Challenge Cup, German Challenge (Golf), OWL Challenge, Rennrodel-Challenge-Cup, Euro-Asia Masters Challenge, Victory Challenge, Challenge (Triathlon), WWF Wrestling Challenge, Red and White Challenge, World Team Challenge, Extra Challenge, Atlantic Challenge, The Big Challenge, Wichtel Challenge, Rising Stars Challenge, IIHF Challenge Cup of Asia, Hot-Chip-Challenge, World Athletics Challenge, Mini Challenge Deutschland, Showdown – Die Wüsten-Challenge, Ferrari Challenge: Trofeo Pirelli, DARPA Urban Challenge 2007, CVB International Challenge, HLA Challenge, Challenge Bell 2005, Challenge Bell 2003, Challenge Bell 2007, CoupleChallenge – Das stärkste Team gewinnt, Challenge Bell 2004, Hacking Challenge, Challenge Bell 2008, Challenge Bell 2006, Indian Challenge, Challenge-Response-Authentifizierung, Belgian Challenge, Challenge Bell 2002, DARPA Grand Challenge 2005, AEGON Nottingham Challenge 2011, Challenge Bell 2001, Challenge Bell 1999, International Challenge of Champions, Challenge Bell 1996, LRP-Offroad-Challenge, The Challenge – Eine echte Herausforderung, Challenge Bell 1995, Challenge Bell 2000, Challenge Bell 1998, Rolex Transatlantic Challenge, Challenge Bell 1997, Youngster Coast Challenge, Challenge Bell 2010, Challenge Bell 2011, Strachan Challenge 1993 – Event 3, 947 Cycle Challenge, ATP Challenger Nottingham-2, Dunlop World Challenge Tennis Tournament 2010, LuK Challenge, Rennrodel-Challenge-Cup 2009/10, Challenge Bell 2012, Fashionistas Safado – The Challenge, IIHF Challenge Cup of Asia 2008, Dunlop World Challenge Tennis Tournament 2012, Mountain Bike Challenge, Dunlop World Challenge Tennis Tournament 2009, Millennium Challenge Account, Strachan Challenge 1992 – Event 1, PDC Challenge Tour 2014, ATP Challenger Fürth, Strachan Challenge 1993 – Event 2, Challenge Bell 2009, PDC Challenge Tour 2023, PDC Challenge Tour 2020, Challenge Bell 2013, PDC Challenge Tour 2015, PDC Challenge Tour 2024, Challenger, IIHF Ice Hockey U20 Asia and Oceania Championship, PDC Challenge Tour 2021, Rennrodel-Challenge-Cup 2008/09, REWE Team Challenge, Super Challenge, World Champions v. Asian Stars Challenge 2004, Challenge Regensburg, Bombardier Challenger 600, Euro Ice Hockey Challenge, PDC Challenge Tour 2022, PDC Challenge Tour 2025, Blackout Challenge, PDC Challenge Tour, World U-17 Hockey Challenge 2011, Velo Challenge, Fire Challenge, Berkeley Tennis Club Women’s Challenge 2021, EuroHockey Nations Challenge, Watersley, Fenkil Northern Red Sea Challenge, Canadian Open Player’s Challenge 1988, IIHF Women’s Challenge Cup of Asia 2014, AEGON Nottingham Challenge 2012, ICC Cricket World Cup Challenge League 2024–2026, Challenge Cup, Movin’ On, Mad East Challenge 500, Charlie Charlie Challenge, Challenge League 2022/23, Momo Challenge, Challenge Air, Winter Challenge, PDC Challenge Tour 2013, Challenge Bell 2005/Qualifikation, Challenge Bell 2004/Qualifikation, IIHF Women’s Challenge Cup of Asia 2010, GT World Challenge Europe, Challenge-Cup, Ironman Weymouth, TV total Stock Car Crash Challenge, Rallisport Challenge, FIBA EuroCup Challenge, European Challenge, Strachan Challenge, World U-17 Hockey Challenge, University Challenge, Berkeley Tennis Club Women’s Challenge 2022, IIHF World Women’s Challenge, AEGON Nottingham Challenge 2013, AEGON Nottingham Challenge 2014, IIHF Women’s Challenge Cup of Asia 2011, City Nature Challenge, Player’s Ltd. Challenge Canadian Open 1989, Challenge League 2011/12, Challenge Almere-Amsterdam, Player’s Ltd. Challenge Canadian Open 1990