They lumber around quietly, blending into the rocks, hiding in the cracks exposing deep caverns
For the sake of synergy, we probably want that ability to be very impactful and expensive, or we want a commander to further incentivize the activated abilities were using on our other cards
As you probably know, before my game fell apart I was running a Ravenloft game and it just so happens that the most recent set of Magic cards: Innistrad, was becoming a rather large piece of inspiration for setting up my game, especially the monsters (see my Grave Titan)

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For Hakba the single biggest upgrade is Roaming Throne, doubling all of our explore triggers and so many other merfolk triggers it's obscene