A bundle seems like an odd choice, especially with a unique promo
Lets see what you can find in March of the Machine set boosters as an example: 1 Multiverse Legends card At least 1 battle card 1 traditional foil/foil-etched card of any rarity including Multiverse Legends in traditional foil and the foil-etched treatment 2 wildcards of any rarity (opportunity to open MOM Commander cards, Jumpstart booster rares, or Multiverse Legends) 1 basic land/full-art harbinger basic land in traditional foil or non-foil 1 double-faced Phyrexian common/uncommon 2 connected uncommons 2 connected commons 1 art card 1 token/ad card, double-faced Helper card, or The List card Id look for old set boosters if Limited play isnt your jam and youre buying cards to increase your collection
You wont always need a board wipe, so you can always cast it for one of the cheaper modes if theres a problem that needs to be dealt with, but I definitely dont mind destroying all tapped creatures for six mana at instant speed
Youre spending the mana to cast your cards, you should get the best outcome from them
Legendary Creature Enchantment - God Lifegain (CTRL to add secondary) Protection Angel's Grace Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) You can't lose the game this turn and your opponents can't win the game this turn