The Blooming Waters collection gets you a stack of 12 booster packs, as well as five promo cards - Bulbasaur, Venusaur ex, Squirtle, Blastoise ex, and a jumbo version of Blastoise ex
Rarity Leader Card x 1 Common x 14 Super Rare x 2 DON
This is strong enough to knock out most of the basic and stage one cards in the decks within a turn or two
Although Esper Sentinel is a great card, be careful
If you have Soul Charge, Dragon Ravine, and a level 8 Dragon you can do the play
4) Incineroar ex and Salazzle (Celestic Guardians) Incineroar ex HP: 180 Move 1: Fire Fang 30 damage for 1 Fire Energy + Inflicts burn Move 2: Scar-Charged Smash 80 base damage for 2 Fire Energy and 1 Colorless Energy