Egyptian Rat Screw

Game Rules

🏆 How to Win

Collect all 52 cards to win the game. Cards are added to the bottom of your deck when you win the pile.

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💀 How to Lose

When you play or burn your last card and cannot slap back in, you are eliminated. You can still slap the pile even with 0 cards — a successful slap allows you to "Slap back in" to resurrect!

🃏 Gameplay

Players take turns clockwise playing the top card of their deck face-up onto the center pile. The goal is to collect all cards via valid slaps or won challenges.

⚔️ Face Card Challenges (J / Q / K / A)

Playing a face card forces the next player to respond with their own face card:

  • Jack (J) — 1 chance to respond
  • Queen (Q) — 2 chances to respond
  • King (K) — 3 chances to respond
  • Ace (A) — 4 chances to respond

If the defender plays all their chances without a face card, the attacker wins the entire pile. If the defender plays a face card, the challenge reverses and the attacker must now defend.

👋 Slap Rules

Any player can slap the pile at any time. Slapping on a valid pattern wins the pile. Slapping on an invalid pattern costs you a burn card (penalty).

  • 🟡 Doubles — Two cards of the same rank in a row. e.g. 7 → 7
    7♦
    7♣
  • 🟠 Tens — Two number cards (rank 10 or lower) that add up to 10. e.g. 3 → 7
    3♥
    7♠
  • 💍 Marriage — King (K) and Queen (Q) next to each other (either order). e.g. K → Q or Q → K
    K♣
    Q♥
  • 🥪 Sandwich — Two cards of the same rank with exactly one card between them. e.g. 8 → 5 → 8
    8♠
    5♦
    8♣

★ Extra patterns (off by default)

These three are not part of the classic game. Any table can switch them on in Settings → House Rules; offline that is your table, in multiplayer the host's set is used for the whole room.

  • Triple9♣9♥9♦ Three cards of the same rank in a row. e.g. 9 → 9 → 9 — note that with Doubles on, the pile is already slappable at the second card, so Triple only changes anything at a table where Doubles is switched off.
  • Four in a Row2♣3♥4♠5♦ Four cards climbing or falling by one — both directions count. e.g. 2 → 3 → 4 → 5 (or 5 → 4 → 3 → 2)
  • Top-BottomA♠5♥A♦ The card just played matches the rank of the card at the very BOTTOM of the pile — the one that started the round. e.g. A → 5 → A. The only pattern that asks you to remember something instead of just watching the top.

You are told before you commit: the House Rules badge in the waiting room and above the pile lists everything a table added or removed.

🔥 Burn Cards

An invalid slap forces you to burn a card from your hand — it goes to a separate penalty pile. When anyone wins the pile, burn cards are awarded at the very bottom of the winner's deck before the played pile.

⏱️ AFK / Idle Timeout

If a player fails to play a card within the allowed time (Easy: 20s, Medium: 15s, Hard: 10s, Challenger: 10s; multiplayer: 15s), they automatically burn a card and the turn passes to the next player.

📊 Reflex Speed Analytics

Every successful slap tracks your reaction time in milliseconds! View your best reflex speed and personal reaction trend curve graph directly in your Profile. Compare your speed against the simulated Challenger Bots (which also run in Multiplayer Mode)!

🎯 Perfect Slap precision

Slapping very close to the center of the pile (within 15 pixels) triggers a Perfect Slap bonus! Triggers special neon star particles and custom sound chime multipliers.

🛡️ Combustion Shield

Achieving a 3-slap streak (slaps only) activates a fiery Combustion Shield valid for 30 seconds! Performing another successful slap within 30s renews the shield timer. The shield protects your deck from burning a card once per activation by shattering.

🔄 Reconnection & Bot Takeover

If your connection drops in multiplayer, your seat is held for 60 seconds while the match carries on — your turn clock keeps running, so a turn you miss burns a card as usual. Reconnect within those 60 seconds and you take your seat back with your own deck. After that, a bot plays your seat for the rest of the match.

👁️ Spectator Mode & Slap Back

Eliminated? Don't leave yet! You enter Spectator Mode where you can watch the match, send quick chat emojis, and still attempt to Slap Back In at any time. A successful slap resurrects you with the pile! A wrong slap with no cards benches you until the next pile. Online, the match ends once every human player is out.

⚡ Reflex Speed & HUD Badges

Every successful slap displays your response reaction speed in milliseconds in the action log. Slapping under 400ms grants a Fast Slap bonus and shows dynamic speed badges (⚡ GODSPEED, ☄️ LIGHTNING, etc.) in the HUD!

📈 Match History & SVG Analytics

Check out your Account Profile to view your complete match history, card win records, and an interactive SVG-rendered reflex speed trend curve showing your reaction improvement over time.

📜 Where the game comes from

Egyptian Rat Screw is a slapping variant of Beggar-My-Neighbour, an old English children's game in which players lay cards down in turn and a face card forces the next player to pay a penalty. The slapping half comes from the Slapjack family. The combination travels under a long list of names — ERS, ERF, Egyptian War, Bloodystump, Ratslap — and there is no documented account of where the "Egyptian" came from. The game spread by being taught at kitchen tables, not by being published, so nobody wrote that part down.

🏠 Why everyone's rules are different

Because it spread by word of mouth, almost every group plays a slightly different set. Doubles and sandwiches are close to universal; tens, marriages, top-bottom and four-in-a-row are the ones people argue about. Rather than pick a side, this game makes them switches: the four classic patterns are on by default, three more stay off until you turn them on, and the table you are about to sit at shows which set is live before the first card is dealt — so nobody discovers a house rule by losing a pile to it.

🎯 What actually makes you better

A wrong slap costs a card off the bottom of your deck, so the cheapest improvement is not slapping faster — it is slapping less often on patterns you are unsure of. Tens are what people miss: the two cards must add to exactly ten and face cards do not count, which is easy to see one beat too late. Watch the pile grow rather than the card being played; a five-card pile is worth several turns of risk, a two-card pile is not. And while a slap streak is shielding you, a wrong slap breaks the shield instead of burning a card — so on a streak, a marginal slap is worth more than it usually is.

🗓️ Why the Daily Challenge is the same for everyone

The day's deal is generated from the date itself, not from a roll on the server, so every player in the world starts from the same mid-match position with the same cards in the same hands. The scenario shape and the bot difficulty are functions of the date too. While a scored run is going your own settings are overridden — the turn clock, the animation speed and the rule set are the day's, not yours. Otherwise a gentler setting would buy a higher score on an identical board, and the leaderboard would rank preferences instead of reflexes.

☥ Legends

The ☥ Legends button on the main menu opens three modes built on the game's Egyptian world. The slap patterns and face-card challenges are the ones above; what each mode changes is what you are fighting for.

🌙 The Duat Journey

You start dead: no cards, while three shades — Ba, Ka and Akh — hold all 52. You have three tries (the three ankhs on screen) and ten rounds to slap your way back in; a round is one card from every shade still playing. Here a wrong slap with no cards does not bench you — it costs an ankh. Lose all three, or let the ten rounds run out, and you lose. Every pile you take is one hour of the night; take the twelfth and the sun rises: you win. Run out of cards again and you are back in the Duat with three fresh ankhs and ten fresh rounds; the hours you have passed stay passed. The shades are hungrier than ordinary bots: they play one difficulty above yours, and two above in the seventh hour, when Apep strikes.

🏺 The Pharaoh's Tomb

Seven chambers, one guardian in each, played one on one. Your next three cards are face up and you choose which to lay (tap one, or keys 1–3), so a challenge becomes a decision: hold a King back for the guardian's Queen. Slap the patterns the guardian completes. A pattern you complete belongs to the guardian — slap it and the trap slides one of your cards under the pile. Take every card the guardian holds to clear the chamber, then choose one treasure from three to add to your deck. Clear the seventh chamber, the pharaoh's own, to win; run out of cards and the tomb keeps you.

⚖️ Table of the Gods

A god takes the seat across from you; the two players beside you are on your side. The god has life: every valid slap by your side wounds it — yours in full, theirs by half — and rarer patterns wound harder (a Marriage more than twice as hard as a Double). Bring its life to zero, whoever holds the cards, or win every card yourself, and the god falls; if it gathers the cards, it wins. Each god's power is a real rule: Bastet heals with every pile she takes by a slap, nine times at most; Thoth never slaps wrong; a Marriage wounds Hathor three times over, and one she takes heals her; at Anubis's table a wrong slap burns a second card; Set steals two cards from whoever holds the most with every pile he takes by a slap; Ra plays every pattern and, at half life, heals once and speeds up. Thoth, Anubis and Set each switch on one optional pattern at their table. Each god unlocks when the one before it falls.

👻 Ghost Cards

At the Table of the Gods, a slap by your side that wounds a god without felling it leaves the god ghost copies of the slapped cards, laid on top of its deck — thirteen at most. A ghost plays like a real card: it counts for every pattern, and a ghost face card opens a challenge. But a ghost belongs to no one: whoever wins a pile keeps only the real cards, and the ghosts vanish. A hand of nothing but ghosts counts as empty.

✦ Ascension

Once you have beaten a god, its card offers Ascension I, II and III. Each level gives the god more life (25, 50, 75 percent) and quicker hands; level III plays as fast as Ra at noon, and nothing in the game is faster. A slap is worth the same at every level. Each level opens after the one before it. Ascension is for play against bots only; the reward is a gilded rim, not extra coins.

🎭 Bot Personalities

Each seat plays differently: Blitz is fast and bluffs often, Chaos is wildly unpredictable, and Viper is patient and rarely wrong. Same difficulty, three different fights.