What is the point of Galactic Legends powers when they are nullified

Having no counters to GLs but GLs would be massively unbalanced. If your GLs are modded well and you are placing them on def in an environment that they are strong in, your opp generally needs a dedicated counter to deal with it that you can bait with your front walls. If you're putting Jabba on def in a wampacron environment you aren't bothering with any research and deserve the loss...