Kenways Treasure-making ability works with Vehicles, Pirates, and Assassins, while his card-stealing ability works exclusively with Vehicles
Prismatic Vista really shines here
Its not that relevant nowadays though Remember that Thugs trigger is not a may ability, so dont cast it if your dredge chain is broken and you want to restore it while not having any other creatures in a graveyard to target
If you do, put any permanent card from among them into play with a Finality Counter on it, so it would be exiled when it leaves play
As a power-doubling card, Okaun requires no mana investment past the creature itself to get its power doubled, and you can stack the effect fast with cards like Krark's Thumb and Creepy Doll
While it might start as innocuous as allowing creatures to attack with impunity, it quickly snowballs