The booster pack contains the following physical cards: Charizard Pikachu Miraidon Jigglypuff Hatenna Dragapult Quagsire Koraidon Umbreon Hydreigon Roaring Moon Dragonite Eevee Rayquaza Drampa Entire crates of booster packs are already being resold online for anything from $600 to $800 USD
Then in your end step you can have them take a bunch of damage or draw a card
Especially in combination with previously mentioned Unholy Heat, red decks now have an incredibly versatile removal package to deal with any creature or Planeswalker theyre facing

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The final, and least common, reason for flickering is to target it at your opponents permanents