Tutorial

Move ETH from Ethereum Network to Polygon / Matic Network

MetaMask and TrustWallet

Hex8
Published in
3 min readOct 4, 2021

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Have you seen an NFT you are interested in on Opensea’s Polygon Network, but have no idea how to buy it? This very little guide will be useful for you!

Move ETH from Ethereum network to Polygon / Matic network with Metamask

1- Go up https://opensea.io and connect the wallet.

Connect Metamask wallet to Opensea
Opensea will ask you to sign to confirm you are connected.

2. Click on the wallet symbol at the top right.

Click on the wallet icon in the upper right corner of the screen.

3. Click on the 3 dots next to ETH Ethereum and choose “Bridge to Polygon”

Bridge to Polygon

4. Select the amount of Eth to be moved to the Polygon network and click on “Convert tokens”.

Convert tokens and confirm.

You will need to pay for a transaction. My advice is to move more than you need, because the bridge transaction IS PAID EVERY TIME, while there are no transaction costs to buy and sell NFTs within the Polygon / Matic network. Don’t panic, as this transaction is usually slow.

Move ETH from Ethereum network to Polygon / Matic network with TrustWallet

1: Go to the DApps section and type the address https://opensea.io/collection/civfund

DApps section of TrustWallet

2. Select the NFT to buy and click on “Buy now”

Buy now

3. Select the quantity of NFTs we want to buy (usually 1), give consent (you are saying that you know what you are going to buy, it is normal for new profiles and what we use for Treasure Hunt is) and click on checkout.

Yeah, I want my NFT don’t bother me
Buying a cheap NFT on Polygon network — I can’t show how to buy CIV NFT cause I already own them.

4. Convert the amount you need from the Ethereum network to the Polygon / Matic network

Conversion from Eth to Polygon network

You will need to pay for a transaction. My advice is to move more than you need, because the bridge transaction IS PAID EVERY TIME, while there are no transaction costs to buy and sell NFTs within the Polygon / Matic network.

5. Wait for the money to be moved. It takes a while, sometimes even a couple of hours. Don’t panic.

6. There are two more transactions to be confirmed, at no cost. One to give Trust Wallet consent to use the token (a bit like the “Accept token” of swaps) and one to confirm the NFT purchase transaction.

Are you ready to buy and sell NFTs at zero cost !! Yeeeeahhh!

PS introduction to Civilization:

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