A unique twist where your character’s weight is tied to their strength. The heavier you are, the more damage you do, but the slower you move. It blends dungeon crawling with a "calorie management" system.
Play as a chef in a fantasy world. You cook magical meals that cause rapid expansion. You must manage "Fullness" as a mana bar.
Using the direct search "itch io weight gain" works, but the best games are often hidden behind specific tags or "Newgrounds-style" crossposts.
Pro Tip: Use Itch.io’s advanced filtering.
Also check: Look for developers who make "Fitness" games. Surprisingly, the same physics used for muscle gain are often repurposed for fat gain.