When playing it, always keep in mind that the most beneficial cards to have in your yard are the ones with multiple card types, since they allow you to hit all of your delirium effects like Winter's, more quickly
In most cases, if you foretell a card that isn't an instant (or doesn't have flash) , you'll have to wait until your next turn to cast it
Duplicates as Currency : Turn duplicate cards into resources for deck cosmetics like sleeves, play mats, and card effects
Your best bet to pull it off is to play a commander like Selenia, Dark Angel that allows you to lose life on demand or have cards like Wall of Blood in play
Jirachi The best Amazing Rare, and resident Metal-type of the six, is Jirachi
Dread Return is incredibly powerful, allowing Dredge and other graveyard decks with cards like Narcomoeba and Bloodghast to reanimate something for free