The crew mechanic is one of those abilities that seems straightforward at first but has a few quirks that can trip up even experienced players
PVC plastic, in particular, contains plasticizers that break down and emit gases, which can cause card surfaces to discolor or the plastic pages to yellow and become sticky
On the other side, things with expendable counters like planeswalkers can be paired with some blink effects to use them more than once during a turn or just to reset their loyalty for any given reason
Also occasionally inverted, with things ending badly for Orange (though he never gets Knifed, permanently at least)
It will also work well with commanders that let you return cards from your graveyard, like Muldrotha, the Gravetide, or commanders that let you profit from putting things into your graveyard, like Sidisi, Brood Tyrant
This Aquapolis card takes a small lead over its peer from Hidden Legends, with a $140 NM sale setting the cap at the top end of the range