TESTNETTest money only, and a cycle runs in 30 minutes instead of 30 days - so you can watch a whole one finish.
ARLO
Connect a wallet
Arbitrum. You are taking the Trader seat. Your wallet is the key to your Arlo account - there is nothing to sign up for.
MetaMask
Rabby
Coinbase Wallet
WalletConnect
Connecting shows Arlo your address. It moves no money and approves nothing.
Know the seat already? Enrol as the Backer or as the Trader - or look inside an empty account first. Wallet on the wrong chain? That screen.