What Game Am I Thinking Of? Give Me Clues!

I need details to guess. Tell me:

• Platform: PC, console (which?), mobile, arcade, browser?
• Genre: Platformer, RPG, FPS, strategy, puzzle, sim, horror, sports?
• Era: 80s, 90s, 2000s, 2010s, recent?
• Visual style: Pixel art, low-poly 3D, realistic, cel-shaded, vector?
• Key mechanics: Jumping, shooting, deck-building, base-building, dialogue choices?
• Memorable elements: Characters, enemies, weapons, levels, music, quotes, box art?
• Single/multiplayer: Solo, co-op, competitive, MMO?

The more specifics, the sharper the guess. 🎮