warning this post contains spoilers!
was a long hard road but finally completed champions road. a tip: always check the opposition before each match and see their star ratings, give you a better chance of picking higher rated players after a match. complete the missions they set, the quicker you do these, the quicker you can pick 5-star players
Here is how deep the champion road goes (found in a forum)
Area Challenge (4 in total, 3stages each): Teams varies from Serie A, EPL, La Liga, etc.
The first 2 stages of each area will be a 3 team tournament, the last stage is 5 team tournament.
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Defeating all area challenges will unlock Cup #1 which will feature 16 teams knockout tournament
They feature good teams such as Bayer Munich, PSV, Valencia, etc.
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Defeating Cup #1 will unlock Cup #2 featuring 32 teams with qualifier in 8 team groups, then the top 2 teams in each group move on to 16 team knockout.
This cup features the BEST teams in the world such as Real Madrid, Barcelona, Arsenal, Inter/AC Milan, etc.
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Defeating Cup #2 will unlock World Tour Mode where you battle with national teams in this order
-Oceania Cup (Australia, Japan, etc.)
-African Cup (Ivory Coast, Nigeria, etc.)
-American Cup (Brazil, Argentina, Mexico, USA, etc.)
-European Cup (France, England, Spain, etc.)
-World Cup (I don't need to explain ...)
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Defeating World Cup will Unlock KONAMI CHALLENGE CUP
All the best national and league teams in a brawl to the end !!
this is what i found in a forum, but when i beat the konami cup, there was also an all star challenge 1 (6 team league with teams consisting of best players from that continent) and all-star challenge 2 (6 team league based on best players based on a particular player, i dont quite understand myself, but there was a team called jaguars, the passers and a youth team)
lastly was a classic team cup, 8 team cup comprised of classic teams such as brazil england france argentina etc, beating this unlock all the classic teams in match mode.