New proposal
In arena (this could be a game mode or permanent), only one type of challenge should be played, it should be random, but only one of each type should be played: day 1 guitar, day 2 deal, day 3 shapes... no repeated comps.
4 votes, 62 points

Comments
i don't mind playing algo comps but it's horrible when it bugs and come like 3 deals or 3 words in a row
Sounds terrible
xeni It's terrible to get 3 lucky in a row