With 150 HP, it can not withstand moves for 2 turnsDonphan exThis deck sets up quickly and applies consistent pressure for a small amount of energyDonphan ex relies on others to deal heavy damage or buff its own moves, which may hinder the flow of the matchTogekiss (Wisdom of Sea and Sky)With solid bulk and damage and an amazing ability to negate any incoming damage, this deck is a surprisingly good, low-cost, cheap deckRequires some time for it to be set up, and trainer cards to have an impact that matches the metaFlareon exConsistent Energy cycling keeps Flareon ex always ready to deal solid damageThe return damage from Combust may require you to play with a lot of cautionPrimarina exPrimarina ex itself has a lot of healing, and when stacked with other supporting healing cards, its sustainability is unparalleledMight require a lot of setup, and its Max damage may seem underwhelming sometimesEevee ex/Sylveon exLets you cycle through your deck quickly, making you ready to play pretty much sooner than expectedSylveon ex has an underwhelming damage output for a fully evolved ex card, and has to rely on other PokemonDragonite exHas the potential to one-shot almost every Pokemon in the game with Giga Impacts 180 damageOn the contrary, Giga Impact makes you unable to attack next, which might be dangerous

Play Mat 1
However, its in human nature, that you dont want to risk the worst thing happening, so you tend not to play cards like this
The Black Box is the size of a mountain