If the craze caused by Budew has done anything to show us the impact of Item lock, its just how strong that strategy is when used by the right players
Case in point, the Great Henge not only has ways to give you mana and draw cards, its even kind enough to reduce its own casting cost if you have a big enough creature
2x Cresselia ex 2x Gardevoir (can be swapped for Dusknoir evolution line) 2x Kirlia 2x Ralts 1x Shaymin 2x Poke Ball 2x Professors Research 2x Giant Cape 1x Potion 2x Pokemon Communication 1x Sabrina 1x Leaf First and foremost, you ideally want Cresselia ex in the Active Spot from the beginning of the battle and to begin stacking Energy onto them as soon as possible
The way his hands are positioned makes it look like he holds the location in the palm of his hands, maybe a symbol of all the destruction he is capable of if he just lets some attacks rip
But before we just go down the avenue of -1/-1 counters, like sliding in Hapatra, Vizier of Poisons and and Archfiend of Ifnir, think about the idea of using other kinds of counters, even +1/+1 counters that make your opponents creatures better