Issue Summary

When a user goes to view their assigned cards at https://trello.com/u/my/cards, not all cards from all boards appear.

Steps to Reproduce

1. Have multiple cards from multiple boards assigned to you
2. Go to https://trello.com/u/my/cards
3. Notice not all cards from all boards appear

Expected Results

All assigned cards from all boards appear

Actual Results

Only a few/couple of boards show

Workaround

Use the global search https://trello.com/search and search operators to find your assigned cards