pack rare pokemon cards Holographic - 10 Assorted making it a must Pokemon TCG : 100 Card

Both this Special Guests version from Lost Caverns of Ixalan and the original version spiked on July 9th after most of the deck was revealed

Cross-generational appeal

A balance of mid-cost artifacts like Ichor Wellspring, The Seriema, or Unwinding Clock go a long way in building up to huge colorless cards like Triplicate Titan or Portal to Phyrexia

13 Claydol (2008) Card 15/106 From Diamond & Pearl: Great Encounters Part of the Diamond & Pearl: Great Encounters set, Claydol is an unassuming card that is surprisingly effective in battle

Start with smaller trades to establish trust

Just keep in mind that these lists are subjective , so you may have different opinions