The mechanics vary but the pattern does not. Developers may pull their side of a <a href="/glossary/liquidity-pool/">liquidity pool</a>, leaving nothing to sell into. They may hold a large insider allocation and unload it all at once into the buying they encouraged. Some contracts are written so that buying works and selling quietly does not, or so that the team can mint unlimited new supply whenever it suits them.
The warning signs cluster together. An anonymous team with nothing to lose, liquidity that is not locked, contract ownership still sitting in one person’s hands, supply concentrated in a few addresses, aggressive paid promotion, artificial deadlines and any promise of guaranteed returns should all raise the temperature at once. Checking a token contract and its holder distribution on a block explorer takes minutes, and the guide to <a href="/toolkit/how-to-spot-crypto-scams/">spotting crypto scams</a> walks through exactly what to look for.
Be clear-eyed about the aftermath. On-chain transfers are final, the people responsible are usually anonymous and offshore, and recovery is rare. Anyone who contacts you afterwards offering to retrieve your funds for a fee is running a second scam on the same victims. A rug pull is also not the same thing as a project that simply failed, and it overlaps with but differs from a <a href="/glossary/pump-and-dump/">pump and dump</a>, where the token survives and only the price collapses.
Cómo evitar las estafas cripto: el manual
Puntos clave
- Locked liquidity, renounced contract ownership and a spread-out holder list are checks you can make yourself before buying anything.
- An anonymous team is not automatically fraudulent, but it removes every avenue of accountability if things go wrong.
- Once the funds are gone they are almost always gone for good, and any recovery service that approaches you is part of the scam.
Rug Pull — preguntas frecuentes
Is a rug pull illegal?
In most jurisdictions taking investors' money under false pretences is fraud, and prosecutions do happen. Enforcement is the hard part: teams are often anonymous, funds move across borders and through mixing services within minutes, and victims are scattered worldwide. Reporting to your national fraud or financial regulator is still worth doing, but treat prevention as the only reliable protection you have.
How is a rug pull different from a project that just failed?
Intent and behaviour. A failed project runs out of money or users while the team keeps communicating and the code keeps working. A rug pull involves deliberately extracting value that belonged to holders — removing liquidity, dumping insider tokens or disabling sells. From outside, the early signs can look similar, which is why on-chain checks matter more than announcements.
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