As more and more cards have been released into the game, the rare slot has been filled to the brim with all sorts of powerful cards, leading some to top the charts when it comes to price
A good rule of thumb is that the more resources your opponent has, the less drawing a card helps them, so if you are behind on cards this is likely worth activating
Path of Annihilation Marcy: Fairly interesting little ramp card, if a little slow in doing so, but it does sort of give you Eldrazi Convoke
In form and function, this an Amber/Sapphire all-Disney Princess deck, where each princess may help others, with stacking abilities
When youre running an abundance of artifacts and Vehicles, its trivial to create a Mechtitan
A few months back, a handful of Burrowing Strip Mine made their way onto eBay, and all of them ended between $40-$50