If an opponent attacks you with two or more creatures more than once in a turn (probably because they've generated extra combat phases), Trouble in Pairs's last ability will trigger each time that happens
You are of course playing it to exile one or two things you have few other ways to deal with in the deck and in this capacity there is no better card to play
This two-layer system creates a dust-proof seal that protects against humidity and environmental wear
Once your deck is ready, focus on building a smart, organized collection so you always have the cards you need
Plus, despite there being some absolutely beautiful artworks in there (Lycanroc, Ns Reshiram, Noibat and Wailord really stand out), most are bizarrely dull
Different new cards call for different decks, even among the same color