Targeting resources and modules allows us to pinpoint exactly what needs to be changed instead of deploying a whole environment. Such selective deployments minimize risks associated with broader changes, ensuring that updates are precise and efficient. Introducing Targeted Deployments! The new ‘Targeted Resources’ section in our re/deploy flow makes selecting which resources to deploy a breeze.Documentation Index
Fetch the complete documentation index at: https://docs.envzero.com/llms.txt
Use this file to discover all available pages before exploring further.

ENV0_TERRAFORM_TARGET control variable, but now targeting gets 1st class support - with easy selection via the UI, and supporting the targets field in the API upon creating a deployment.
Contrary to ENV0_TERRAFORM_TARGET, targeting resources with the new feature affects only the current deployment.
Read more about it here.