We need more ships and ship raids.
We need more content (new raid).
We need lv 10 on the holo tables that provide more spots for gear that there's only one spot for at the moment.
A new lv increase on heists for more currency.
We need omega challenges that require unique toons like CUP or mob enforcer to be used to encourage deepening ones bench.
People can't be close to maxing all their collection yet and that's what the devs need to push to encourage.
Everyone has got just a few factions that are the top meta and think that's all that matters so they are bored.
Ewoks are the next rework. Next can be nightsisters. Then people will have more to work towards. Without incentive they are just bench warmers.