Inspiration

Halloween is coming up!

What it does

Each day, a random subreddit’s posts drop into a glass case, use the claw to grab 20 and harvest their karma. Your total stacks up on a live leaderboard and personal stats.

How I built it

Devvit Web + React, a custom physics zone (matter-js) for bouncing “karma balls,” and a claw controller loop.

Challenges I ran into

Dialing in claw feel: timing, hitboxes, and pickups were finicky. Managing z-index layers. Optimizing image/Audio SFX.

Accomplishments that I'm proud of

The “haunted” vibe and delivering on a spooky game for halloween.

What I learned

Working with a physics engine (matter-js) was new to me, had a ton of fun with it.

What's next for Karma Claw

Power-ups, custom claws, view your karma collections and more!

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