Cardlike Upgrades and Stamps: Choosing Effects for Core Cards

Upgrades define how a Playing Card scores or behaves while held; Stamps add another trigger. Match the timing of the effect to the card’s actual role instead of simply placing the rarest effect on the most common card.

1. Scoring cards and held cards

  • Scoring cards favor Fragile, Rock, Paperback, Multicard, Chipped, Replay Stamp, and Cash Stamp.
  • Held cards favor Wooden, Gilded, and situational Fruit Stamp.
  • Suit tools favor Plaid for flexible Flush construction.

Playing a Wooden core card forfeits its held ×1.5 Mult. Treating Rock as a ranked card ignores that it has no rank or base Chip value.

2. Roles of the nine Upgrades

UpgradeCore effectRecommended role
DefaultNo extra effectOrdinary card awaiting conversion
Gilded$3 at round end while heldA card that is easy to keep unplayed
Fragile×2 when scored, 25% chance to breakRenewable burst card
Wooden×1.5 while held during scoringHeld support for High Card or Pair
Rock+100 Chips, no rankReliable Chips without rank dependence
PaperbackChance for Mult or moneyFrequently scored or retriggered card
PlaidMatches any suit when scoredKey-rank card in a Flush build
Multicard+4 Mult when scoredFrequent scoring core
Chipped+30 Chips when scoredCore card in a Chip-starved build

See the complete rules and art in the Upgrade encyclopedia.

3. Roles of the four Stamps

StampTriggerCommon use
ReplayScores an extra timeAmplify scoring Upgrades and rank Jokers
FruitHeld on the final handGenerate Fruit Cards for a fixed hand
GameDiscardedFeed deck-editing resources
CashScoredAdd economy to a frequent scoring card

CONTROL, CAPITAL, OPTION, and PLUS add these Stamps respectively. Prepare the target card before using them.

4. High-value Replay targets

Replay Stamp is more than another base score. It is strongest on Chipped or Multicard cores, 6s/7s in a SIX SEVEN build, scored Fragile or Paperback cards, and cards supported by several rank, suit, or face-card Jokers.

Retriggering can repeat both rewards and risks. Fragile gains more burst but may also face another break check.

5. Count-based Joker interactions

  • 16 Bit Joker requires at least 16 upgraded cards.
  • Fragile Joker converts Fragile breaks into permanent scaling.
  • Wood Joker scales with Wooden count and rewards holding those cards.
  • Vacuum removes Upgrades from scoring cards and conflicts with Upgrade-count plans.

6. Build before copying

Concentrate rare Upgrades and Stamps on one template, then copy it with Mage or COMMAND. Check its rank, suit, Upgrade, and Stamp before copying so its flaws are not duplicated too.

7. Common mistakes

  • Playing every Wooden card and losing held effects.
  • Relying on a single Fragile core that can disappear.
  • Putting Replay or Cash Stamp on a card that rarely scores.
  • Planning Fruit or Game Stamp generation without consumable space.
  • Bloated decks created solely to reach 16 Upgrades.
  • Ignoring Boss restrictions on scoring, held cards, or Jokers.

Every core card should answer three questions: when is it drawn, does it score, and does it remain in the deck afterward?