Some cards act as floodgates that stop a specific action from being used, while others act as walls that prevent your opponent from attacking without some sort of consequence
As for me, I think I might polish up my Manaless Dredge deck and play a few rounds
Either way, Slickshot Show-Off slots into a lot of existing archetypes in Standard and Pioneer, which puts it particularly high on our list
Either way, Cartographer's Hawk can easily net you one or more additional land drops over the course of a game
Granted, it's not easy to get the hang of, but once the rules have been learned, the game is a blast
Conversely, a first edition copy of the card can sell for a little more, but without professional grading is unlikely to push too far past the $100 mark