Warping in and attacking with an Overlord of the Boilerbilges for three mana seems great
In fact, it will even exile itself if it gets destroyed
Like I often do, I kept that in mind as I worked on the set, hoping to find a solution
Players who engaged with the recent Phyrexia: All Will Be One set may notice a similar ability from Elesh Norn, Mother of Machines
Despite this, the key component is that it is completely unblockable, letting you get free hits with its infect ability, slowly ticking the poison counters up on your opponent
The Amber/Amethyst deck is much more quest-forwardit includes a mechanic called Evasive, which means that cards can only be challenged if the challenging character also has Evasive