As such, its hard to recommend those more niche cards for a wider collection
Sun Titan provides value immediately and repeatedly
That's by shuffling the opponent's hand and yours at the bottom of the deck and drawing 4 cards, with the opponent's disadvantage, while you have the advantage of having 5 cards
In short, it is a game where you attach the energy required for attacks to Pokemon to get (catch) them
Setessan Tactics is a bit more versatile, giving up your army for a cheaper cost (depending on your board) and the option for smaller creatures to take down a big one
Last but not least, Crystalize is a powerful unique ability, making it even more certain that you can target and destroy unwanted Evasive characters before they cause too much damage