All this assumptions and guesses regarding TANK does surprise me a bit, as Tank has already been introduced in the Iron Heart series. I thought more...
That was the point, it was such an inconceivable event it didn't need to be shown on panel. The death count a damage in the episode actually appeared...
I couldn't care less about the new design, for me, it captures the elements that I'd hoped for. Not a direct retread of a old favorite, unique enough...