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April 11, 2026 · FloodBorn

Upgrading Your Starter Deck

A preconstructed deck is a great on-ramp — it's legal, it has a plan, and it teaches you a color pair. But it's built to be balanced for new players, not to win tournaments. The good news: you can upgrade it gradually, without throwing money or cards away.

Step 1: Play it first

Before changing anything, play ten games. You'll learn the deck's plan and, more importantly, what frustrates you — clunky high-drops, dead cards, turns where you have nothing to do. Those pain points are your upgrade list.

Step 2: Fix the curve

Most precons have a lumpy ink curve — too many expensive cards, not enough early plays. The first upgrade is almost always add cheap, efficient characters so you have a turn-2 play more often. Cut the clunkiest top-end to make room.

Step 3: Raise the floor with consistency

Precons love to include singletons (one copy of lots of cards). Competitive decks run multiples of their best cards. Find the two or three cards that overperform and bump them toward four copies — consistency beats variety. See why in the draw probabilities post.

Step 4: Add interaction

Many starter decks are light on removal. A few cheap, flexible answers dramatically improve your worst matchups, especially against aggressive boards.

A sample upgrade path

PriorityChangeWhy
1+cheap 2-drops, −clunky 6-dropsSmooth the curve
2Go to 4 copies of your best cardsConsistency
3+2–4 removal spellsAnswer threats
4+1 small draw/value engineAvoid running dry

Step 5: Test before you buy

You never have to buy singles to know if a change works. Paste the updated list into the goldfish simulator, draw a dozen hands, and confirm the curve feels good. Then pick up the cards — cheapest first. Upgrade one or two slots at a time and your starter quietly becomes a real deck.