Lightning Helix Burn decks in several formats use Lightning Helix
Each archetype turbo, midrange, and stax can be viewed as operating under three primary stages
The dominance of Krenko reminds me a lot of Marrow-Gnawer
Conversely, a deck focused on Food tokens and lifegain, such as one led by Frodo, Adventurous Hobbit and Sam, Loyal Attendant, would benefit from creatures that produce Food tokens or have lifelink
A regular Emrakul reprint will obviously help bring that down somewhat, but this movie poster version, which shows the creature going to town on some innocent architecture, is sure to retain value, making it one of the biggest chase cards in the set
It also makes your dinosaurs incredibly powerful chump blockers, since they can deal damage back to the creature that attacked it, or directly to other players