Real-play-illusion -

In cybersecurity, "hybrid text illusions" are used in CAPTCHA systems where one word appears (e.g., "CHANGE") but hides another word (e.g., "UR LIFE") that the user must recognize to prove they are human.

When done well, the illusion maintains immersion and a sense of agency ; when done poorly (making the lack of choice obvious), it can break the player's engagement.

There are online tools like the 3D Dual Text Illusion Generator that allow you to create text that reads as one word from one angle and a different word from another. Real Play: Technical Help - Hgames Wiki

In the context of software, is a specific title released on March 7, 2014, by the Japanese developer Illusion . Illusion is well-known for creating adult-oriented life simulation games.