If a card is part of the expansion, it can appear in any booster pack from that expansion, regardless of whether it came from a Bundle, ETB, or Booster Box
Once per turn, after damage calculation, if this monster that is not co-linked battles an opponent's monster: You can destroy that opponent's monster, and if you do, inflict damage to your opponent equal to its original ATK
Reshiram & Charizard GX 194/214, Unbroken Bonds
MTG: Lord of the Rings - Jumpstart Boosters Jumpstart Booster Boxes contain 18 Jumpstart Booster Packs, each of which contain 20 playable cards
And again, you dont even have to plan for the most likely way to see more than half your deck in Standard, which is What if Soaring Thought-Thief mills my search targets? But five cards is a lot of sideboard space to use these days
6 Chaos Archfiend A dependable Synchro Monster, Chaos Archfiend is the perfect Extra Deck card for a Chaos deck