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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
i think this is the best solution so far. i almost did the same thing but ended up doing a join for
total_quantity_on_max_dayfor no reason lol