As the game progresses, though, Unholy Heat has the potential to take out much larger threats
You would never consider adding these cards to your constructed deck and probably don't want to see them in limited formats either
Loxi: It ends up being a bit expensive for what you get if you ball out on the kicker costs together, but it has some decent flexibility for a nice on-theme creature to run
The anthem applies pressure while the card advantage lets you maintain it
Offering removal, flood insurance, and vampire-typal synergy all combines to make this a Pioneer staple
My usual deckbuilding style heavily emphasizes creatures, and I can easily imagine that the right mix for a delirium deck is nothing like how I usually build decks, simply because its so important to have a wide range of types