D&D 5e rule · SRD 5.2
Invisible
- Kind
- Condition
You can't be seen by normal sight.
- If you're Invisible when you roll Initiative, you have Advantage on the roll.
- You aren't affected by effects that require their target to be seen, unless the creator can see you.
- Your attacks have Advantage and attacks against you have Disadvantage, unless the other creature can see you.