Keep in mind that this is an archenemy deck: even if you weren't blowing up people's boards with Dralnu, most folks will be gunning for you the moment you put a poison counter on them
Cobbling Your Pieces Together Generally with Megaliths, you abuse the not-OPT searching effects of both Ophiel and Hagith
Rotom V and its Instant Charge is there for you when your only other option is to pass to your opponent
Its hard to hold up four mana for interaction, but if you make a lot of treasure, or youre playing a lot of mana rocks, or youre in green, then its certainly doable
This issue, however, is that its just so darn hard to use it
If a player knows that their opponent has several key cards in their deck with the same converted mana cost, Chalice of the Void can be the death knell