Cardano has a multi-delegation feature
The Lace wallet allows users to delegate ADA to multiple pools from a single account.

The Lace wallet allows users to delegate ADA to multiple pools from a single account. The same functionality can be achieved by creating multiple accounts, which is currently a widespread method. In this article, we will explain how multi-delegation is technically feasible.
Wallets are just Generators and Keepers of Keys When users create a non-custodial wallet, new random seeds (passphrases) are generated and they are prompted to keep it carefully and securely. From the seed, wallets derive all other keys that are necessary for receiving and sending funds, but also for staking.
Everything happens in the background, so users only work with transactions and blockchain addresses. It is good to know how Cardano wallets derive keys from the seed. In the image below you can see the ke Read article: Cardano has a multi-delegation feature
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