Why NPC Relationships Work So Well in Time Loop Games

Time loops are a fascinating device in both fiction and games, allowing the audience to explore what-if scenarios in detail. Among the many tropes of the genre, one of the most effective ways to represent time loops in games is through the protagonist's relationships with other characters unaware of the time loop. Time loop relationships are uniquely tragic because they are undone by looping, and this emotional beat integrates naturally with gameplay to enhance the theme of your time loop game.

Tragedy Looper is a great example of how to incorporate NPC relationships into a game. In it, three time-looping players work together to foil the tragedy unfolding at the hands of their adversary, the mastermind. Besides working directly to counter the mastermind's actions, players can spend time befriending various NPCs by adding goodwill tokens. Once they reach the character's goodwill threshold, they unlock an ability unique to that NPC that helps uncover information or manipulate the game state to their advantage. However, if the mastermind defeats them, the scenario restarts with all their goodwill tokens removed.

This simple mechanic of spending actions to add tokens representing friendship is enough to reproduce the feeling of loss when the loop resets. One aspect of time-loop friendships that the game does not capture is their irreproducibility. That could be modeled with a more complex goodwill system that makes it harder to recreate the same conditions in two loops. That said, even though it is still possible to befriend NPCs again in Tragedy Looper, it is often not useful since you have already learned their information.

Beyond the tragic nature of relationships in a time loop, NPCs can also enhance the theme of a time loop game when they follow specific routines that the player can learn about. Majora's Mask makes use of this a lot, with many of the puzzles in the game revolving around learning that a particular NPC will be doing something at a particular time, and planning accordingly. This type of temporally bounded puzzle resonates with time-loop themes because it is common in time-loop stories for protagonists to notice something happening early on, only to return later and interact with it.

Perhaps the reason why NPC relationships are so thematically coherent in time loop games is that in time loop stories, the characters that the protagonist interacts with are, in some sense, NPCs. Because they are unaware of the loop, their agency is entirely contingent on the protagonist's, who frequently struggles to continue treating them as people rather than complex automata. After enough loops, they start to look less like people and more like puzzles to solve or buttons to press. Games reflect this dynamic perfectly because NPCs literally become in gameplay what they only seem to be in fiction.