When you control all three types you can do some obscene things like turn three Karn or Wurmcoil Engine or turn four Ugin or Ulamog
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
The three essentials for any new collector are: Card Sleeves Slip your cards into penny sleeves or top loaders as soon as you pull them
However, its main focus is on collecting rather than competitive play, as the core experience revolves around collecting cards and opening daily card packs
The short version is that both the good cards that you currently enjoy playing and your Rhino tribal deck are perfectly safe
Altogether, Tidus is a powerful counters commander, even if it never really goes beyond being another counters commander