StockArena is a fantasy stock trading game. Pick five S&P 500 stocks, set your allocations, and enter a daily contest. Your portfolio is scored against real market prices and ranked on a live leaderboard. Win or lose, you earn XP, unlock achievements, keep a streak alive, and climb six league tiers from Paper to Elite. A learning hub covers the basics if you are new to markets. Everything is virtual. You start with 500 credits, no card required, no real money at stake.