Finding love inThe Sims 2doesn’t have to be complicated, but there are some Sims that are better designed for each other–literally! Chemistry plays a big part in attraction, and Sims will need it if you want them to hit it off right away. The question is: what is the chemistry system and how does it work?

We’ll break down the system so you can learn the inner workings of your Sims and help them find their perfect partner. Or, if you’re more chaotically-inclined, you can pair them with the worst possible match. The choice is up to you!

What Is The Chemistry System?

While love can blossom under any circumstances, chemistry canmake or break the first impression. Sims with similar interests are likely to get along, butevery Sim has traits they look forin a partner.

Sims canscope out a roomwith the self-interaction tolook around for potential partners. The Sims your current Sim find attractivemight start to glow, or your Sim will think of them and evenreact to just being aroundthem.

There are five levels of attraction, ranging froma crossed out lightning boltthat symbolizes being repulsed tothree lightning strikesthat emphasize the literal sparks between them.

How Do Turn-Ons And Turn-Offs Work?

InCreate A Sim, you canassign turn-ons and turn-offsto Sims that are teens, adults, or elders. These are the unique traits that will make a potential partner more attractive to your Sim. Fromhair color to skills and employment status, you can diversify your household with a variety of tastes.

Sims will suffer in compatibility if they try to flirt with someone who turns them off, butit’s not impossibleto make things work. The difference is that it will beharder to build a romantic relationship and maintain itas opposed to a relationship where chemistry is good.

Gender, age, and skin colordo not impact chemistry or turn-ons/offs.However, teens will only be attracted to teens.

How To Tell If Two Sims Are Compatible

There areseveral ways to tellif your Sims are compatible, and not all of them are clear right away. We’ve outlined them below so you candesign star-crossed lovers, high school sweethearts, or two very incompatible people.

Star Sign Compatibility

Sims with thesame star sign won’t be affectedby it, though there arebenefits and drawbacksto different signs. Below are the different star signs and theirpreferences designated by the celestial bodies.

For the sake of the table, the compatibility is framedfrom a one-sided perspectivetowards another Sim.

Negative:None

Aspiration Compatibility

It’s no surprise thatyour Sim’s lifetime goal and aspirationsimpact their romantic prospects. Some Sims will align more together than others, such as those whowant romance and pleasureversus those who would prefer tobuild a family and make the best grilled cheesesandwiches.

If two Sims are aligned in their lifetime desires, that canmake them a compatible couplefor the long-term. Of course, there’s no need to settle down. Wandering Sim spouses canfind fulfillment elsewhere or change their aspirationslater on with some help.

Wishing For Beauty

As a last resort, your Sim canwish for beauty from a genieto make them moreattractive to other Sims for a short time. This is a foolproof plan,so long as thegenie doesn’t deceive you.

However, it won’t last forever, so make sure toflirt and seduce your desired partner before the wish wears offand they go back to being unimpressed with your Sim’s lackluster appearance, personality or traits.