Some community members even create entire sets with custom lore and story arcs
If you need a pool these are your guys
1 Preston, The Vanisher Pulling Illusions Out Of A Hat Preston, the Vanisher is one of the best support cards for blink strategies in all of Magic
It is also nice for Wizards to have a product that they can put in mechanically unique cards into, as you cant do this with regular sets
And if the Pirate deck has enough legendary creatures in it, then Hero's Blade is a strong option, equipping itself for free onto legendary creatures and giving them +3/+2 (a fine reprint from the Khans of Tarkir block).
A lot of decks outside of Limited kinda forego combat tricks since they can work around what they do either with equipment, creatures, or other options