How new altcoins, meme coins, and presales raise money before developers drain the liquidity and crash the price to zero, plus how to read the contract and liquidity yourself before buying.
rug pullmeme coinpresaleDEXcrypto scam
Setup
"The next Shiba." "Presale closing soon, last chance before listing." "Audited, doxxed team, major partnership confirmed."
Many of the new tokens advertised this way on X, Telegram, and TikTok are built to be drained from the start.
The developers pull the funds out of the pool and the price collapses to zero in an instant.
This is the pattern called a rug pull, as in pulling the rug out from under your feet.
This article breaks down how a rug pull is assembled, why it works, and why it always collapses.
It then shows the concrete checks (the contract and the liquidity, read with your own eyes) that let you avoid it.
How to Read
A wide left-to-right flow diagram showing the rug pull arc in four stages. From left: (1) Launch (new token issued, small amount of liquidity added to a DEX), (2) Hype (paid influencer posts, presale-closing countdown pushing people to buy), (3) Inflow (buyers pile in, base currency in the pool grows), (4) Drain (developer pulls all liquidity at once, price drops vertically to near zero). Under each stage, one line describing what the victim is experiencing: (1) hope, (2) excitement, (3) peak, (4) cannot sell, funds locked.View live on TradingView →
I. The Core Structure
Most new tokens become tradable by creating a liquidity pool on a decentralized exchange (DEX).
The pool normally holds the issued token paired with a base currency such as ETH or USDT.
When a user buys the token, the base currency in the pool increases.
This is where the room for fraud opens up.
The stated version
The development team issues a new token
They add liquidity on a DEX so anyone can trade it
The project grows and the token price rises
Early buyers profit (in theory)
The actual version
The developer keeps the liquidity in a state where they can withdraw it themselves
Paid influencer promotion pulls in buyers
Once enough base currency has accumulated in the pool, they withdraw it all at once
Only sell orders hit the token, and the price falls to near zero
The developer repeats the same thing under a new name or on a new chain
How to Read
A three-panel comparison of how a DEX liquidity pool works. Left: initial state, the pool holds the token paired with ETH (the ratio sets the price). Center: a user buys the token, so ETH in the pool grows, the token shrinks, and the price rises. Right: the developer uses the LP token (the right to withdraw the pool) to pull all the ETH out at once, leaving the pool empty. Token holders are left holding only the token while the ETH they could trade for is gone, so selling returns nothing. A note at the bottom: if the LP were locked, the withdrawal on the right could not happen.View live on TradingView →
II. Common Variations
Rug pulls come in fast and slow forms, and some embed the trap directly in the contract.
Variation 1: Hard rug pull (instant liquidity removal)
The most direct form.
Liquidity is added and trading starts
The moment buyers pile in, all liquidity is pulled from the pool
The price falls to near zero within seconds to minutes
The base currency stays in the developer's wallet
It is over in hours to days.
How to Read
A horizontal minute-by-minute timeline of a hard rug pull. Minute 0: liquidity added to the DEX, trading opens. Minutes 0 to 30: hype concentrates buying, price trends upward. Minute 31: developer pulls all liquidity at once. After minute 31: price drops vertically and flatlines near zero. A vertical red line marks the moment of removal with a note: base currency moves to the developer wallet here. Caption underneath: speed is the point, by the time you notice it is already over.View live on TradingView →
Variation 2: Soft rug pull (slow exit)
Drained quietly over time.
Liquidity is not pulled; instead the developer slowly sells their large token holding
The price drifts down gradually
Announcements continue: "development on track", "next roadmap"
After offloading the team holding, the project is abandoned (soft death)
Because there is no dramatic crash, victims notice late.
How to Read
A side-by-side comparison of the price curves of the hard and soft forms. Left (hard form): right after the rise, a single vertical line drops to zero. Right (soft form): after the rise, the developer's piecemeal selling (several small downward arrows) produces a stair-step decline, ending in a flat line as volume dries up. On the right, speech bubbles reading development on track and next roadmap are placed along the decline to show the gap between the messaging and the reality. A note at the bottom: the soft form is noticed late.View live on TradingView →
Variation 3: Honeypot (you can buy but cannot sell)
The contract code embeds a block on selling.
Anyone can buy, but everyone except specific addresses is blocked from selling by the code
On the chart the price appears to keep rising (because no sells appear)
It looks like a coin that never goes down
Only the developer can exit
If your sell transaction fails, suspect a honeypot.
How to Read
A diagram comparing honeypot behavior for two users. Left (regular user): the buy-order arrow passes with a green check, the sell-order arrow is blocked with a red cross (rejected by the contract code). Right (developer or allowlisted address): both buy and sell pass with green checks. A contract icon sits in the center with a note: the code decides whether selling is allowed. Caption underneath: a price that only rises may mean nobody can sell, run a small sell test.View live on TradingView →
Variation 4: Empty presale or ICO
Money is collected before any token is delivered, then the team vanishes.
A "special pre-listing price" raises presale funds
The white paper is copy-pasted from another project
They disappear with the money, or deliver a worthless token
"Only X hours left in the presale" pressures you to decide fast
III. Why It Works and Why It Collapses
Why it works
What sustains it is technical opacity plus mechanisms that rush you.
Concentrated control: the developer holds the liquidity, the token supply, and the contract all at once
Anonymity: the team is anonymous and faces no accountability if it fails
Time pressure: "presale ends" and "listing imminent" prevent calm verification
Low entry cost: you can start with a few dollars, so the "lottery ticket" feel lowers your guard
How to Read
A diagram with the five enabling conditions of a rug pull radiating from a central token. At the center: a working scam token. Around it, five elements: (1) concentrated control (developer holds liquidity, supply, and contract), (2) anonymous team (no accountability), (3) time pressure (presale-ends countdown rushes you), (4) manufactured authority (paid influencers, fake partnerships, copied audits), (5) low entry cost (lottery-ticket feel lowers your guard). Each element points an arrow toward the center, showing that the more of them line up, the easier the scam works.View live on TradingView →
Why it collapses
A rug pull has no foundation to support the price.
No real revenue: the token price is supported only by the money of the next buyer
It breaks the moment selling starts: when early buyers or the developer sell, buyers vanish and it chain-collapses
Thin liquidity: even small sells move the price hard, so everyone loses at the exit
By design, the last buyer always loses: the only thing holding the price up is the next buyer
IV. Market Psychology
How to Read
A waveform diagram mapping the victim's emotions over the price action. Horizontal axis is time, the upper line is price, the lower labels mark six emotional stages: (1) hope (joins the presale, small amount), (2) excitement (price rises, others are buying), (3) conviction (unrealized gain, adds a little more), (4) greed (adds at a high price), (5) denial (price starts falling, holds expecting a return), (6) despair (liquidity drained, cannot sell). Speech bubbles note which stage each emotion is exploited at. Caption underneath: emotion is not weakness, it is a target designed into the scheme.View live on TradingView →
V. How to Spot It
Before buying, check the contract and the liquidity themselves, not the marketing.
This alone avoids most rug pulls.
The means of checking are public: anyone can trace them with a blockchain explorer and open tools.
Liquidity lock: check it on the locking service page or in the contract's holdings
Holding distribution: view the top holder percentages on an explorer
Sellability: run a round-trip test by buying and selling a tiny amount
Contract code: check the verified code for sell restrictions or a changeable fee cap
"Do not put money into what you cannot understand" is the most reliable defense.
How to Read
A table-style diagram contrasting a pre-purchase checklist in two columns. Left column: safe-side signs. Right column: dangerous-side signs. Rows are six items: (1) liquidity (left: locked long-term / right: unlocked, can be pulled anytime), (2) audit (left: report from a real audit firm / right: badge image only, unknown source), (3) holding distribution (left: widely spread / right: concentrated in a few top addresses), (4) sellability (left: a small test sells / right: sell fails, a honeypot), (5) team (left: doxxed and traceable / right: fully anonymous), (6) time (left: no rush / right: countdown pressuring you). Right-column cells in red tones, left-column cells in green tones.View live on TradingView →
VI. If You Are Already a Victim or Have Money In
First, do not blame yourself.
The playbook is designed to exploit normal human psychology.
Stay calm and act in this order.
1. Stop putting more in
"Invest more to recover your losses" and "you must deposit a fee to withdraw" are the doorway to a second loss.
Do not put in another cent.
If you are asked to deposit more in order to withdraw, that request is itself the continuation of the scam.
2. Preserve the evidence
The wallet address you sent to and the transaction hash (transaction ID)
The project URL, your X and Telegram exchanges, and screenshots of the promotional posts
The date, time, and amount of your deposit and the instructions you were given
On-chain transaction records do not disappear, so the transaction ID is the starting point for tracing.
Save the screens before they are taken down.
3. Contact the exchange and card issuer
If you sent funds through a domestic exchange, contact that exchange immediately and ask them to freeze the related accounts
If you bought with a credit card, ask your card issuer about a chargeback (reversing the payment)
The more time passes, the more the funds are moved. The sooner you contact them, the better.
4. Report to and consult public bodies
In Japan, the following channels exist.
Financial Services Agency (FSA): check the warning list of unregistered operators, and the Financial Services User Counseling office
Consumer Hotline 188: connects you to your nearest consumer affairs center
Police consultation line #9110 or your nearest police station: to file a report and for cybercrime consultation
National Consumer Affairs Center: for consumer trouble in general
When the counterparty is an unregistered offshore operator or an anonymous team, recovering funds is often difficult.
Even so, keeping records and consulting helps stop the same scam from spreading to others.
How to Read
A flow diagram of the first moves after being defrauded, in four vertical steps. (1) Stop putting more in (refuse all recover-your-losses investments and withdrawal-fee demands), (2) Preserve the evidence (wallet address, transaction ID, URL, screenshots of exchanges), (3) Contact (the exchange you sent from, the credit card issuer for a chargeback), (4) Consult (FSA, Consumer Hotline 188, police line #9110, National Consumer Affairs Center). Alongside the flow, a red warning box notes: recovery services and upfront-fee demands are a second scam.View live on TradingView →
Conclusion
The essence of a rug pull is not the flashiness of the marketing but a single fact: the developer is in a position to pull the liquidity.
If you check the liquidity lock, the audit, the holding distribution, and sellability yourself instead of the price or partnership talk, you avoid most of them.
How to Read
A table-style diagram contrasting a rug pull's marketing lines with the reality to verify, in two columns. Left column: the scammer's claim. Right column: the reality to verify. Rows: (1) audited, verify the report's source and that the audit firm exists, (2) doxxed team, partnership confirmed, verify partnerships from the primary source and treat anonymity as a warning, (3) listing confirmed, surge guaranteed, the only thing holding the price up is the next buyer, (4) limited-time presale, closing soon, time pressure is staging that removes verification, (5) the coin that never goes down, run a sell test to check for a honeypot. A closing line at the bottom: look at the contract and the liquidity, not the marketing.View live on TradingView →
There is no need to reject crypto itself.
But in the world of new tokens, the moment you put money into something you cannot verify, you stop being the one looking for the next buyer and become the one being looked for.
Stop watching the marketing and look at the contract and the liquidity.
If you cannot verify it, do not buy it. That is the most reliable defense.