Start with a plan
Steam presents SPAM as a competitive turn-based game where players adapt to opponents and try to impose a strategy. Choose a coherent direction from the cards you actually own, then watch which parts of that plan are disrupted.
Look for combinations
The store page specifically points to rarities, talents, and hidden synergies. When you see interactions in play, note the cards and conditions rather than assuming an unverified combo works in every version.
Avoid unsupported tier lists
The public description does not name a best deck or publish card statistics. A reliable tier list needs a dated build, complete card evidence, and reproducible testing; this page does not invent rankings.