- 9 months is reaching into "might not even be playing the game anymore" territory. I wouldn't preoccupy myself with game info more than 6 months in advance, especially if it means sacrificing now. Those opportunity costs might not get repaid.
- Planning to spend precious resources on a secondary team doesn't make much sense. Use those resources to improve the team you'll be using 85% of the time. Your secondary should always have elemental advantage anyway.