1. Wake Up Early and Steal Their Crops

In Stardew Valley, mornings are precious. If you rise before your co-op partner, you can sneak in and harvest all their ripe crops. The moment they arrive to a barren field is priceless, especially if those crops took forever to grow or have high value.

2. Destroy Their Scarecrow so Crows Eat Their Produce

Sneak into your friend’s farm at night and remove their scarecrow. By morning, crows will have trashed their hard-earned crops. It’s a subtle prank that leaves them puzzled and maybe a little salty.

3. Court and Marry the NPC They Had Their Eyes On

If your friend has a crush on an NPC, swoop in and charm them first. Wedding that character before your friend will create instant drama—and maybe a bit of heartbreak—in your cozy farm life.

4. Block Their Front Door so They Can’t Make It to Bed on Time

Stardew characters must sleep before 2 a.m. or they pass out. Place objects blocking the entrance to your friend’s house to slow them down. They’ll likely stay up past curfew, costing them energy and money the next day.

5. Initiate Trade Mid-Battle, Letting Enemies Attack

In caves or Skull Cavern, hitting the trade button during combat pauses your friend’s movement. While trapped, monsters will swarm them. A simple click becomes a hilarious way to ignite chaos.

6. Place a Bomb at the Foot of Mine Stairs

Bombs aren’t just for mining—they’re great for pranks too. Position one right at the stairway. Once your friend descends, chaos ensues. The reactions are always worth the laughter.

7. Sneak Items from Their Chest Without Permission

Even in co-op, storage chests remain personal. Grab an expensive or treasured item from your friend’s chest when they’re not looking. Tension skyrockets instantly—and trust becomes part of the next prank.

8. Trick Them Into Exploring While You Grab the Loot

Send your friend one way and sprint in the opposite direction to snag rare loot from the mine or Skull Cavern. Watching them complain about empty drops while you hide your haul never gets old.

9. Redecorate Their House with Joja Furniture

Raid your friend’s home and redecorate it entirely with cheap, tacky Joja items. Seeing a once cozy house transformed into corporate-themed chaos is both cruel and hilarious.

10. Hide Their TV and Household Items

Go all out by hiding all furnishings—TV, beds, tables—from your friend’s house. Finding their home stripped bare will lead to confusion, muttered expletives, and a comedy of frustration.

Stardew Valley may seem peaceful, but in co-op mode it becomes a battlefield of laughter and friendly mayhem. These pranks—from invisible thefts to explosion setups—make the game memorable not just for farming dreams, but for the playful bonds they forge.

Final Thought

These mischievous pranks show that Stardew Valley’s charm isn’t just in harvesting crops—it’s in the unpredictable fun shared with friends. Whether it’s flooding crops, ruining NPC romances, or an impromptu explosion, the best part of co-op isn’t perfection—it’s unpredictability. Just remember: good-hearted pranks strengthen friendships, so keep your targets laughing, not raging.