Polymarket promo code ALCOM: Trade your $20 bonus on MLB games today

Users can access MLB trading bonuses using the promo code ALCOM on two platforms. Polymarket offers a $20 trading bonus for first-time deposits of $10 to predict today's MLB action. Meanwhile, Kalshi provides up to $500 in bonus trades for users who sign up with the ALCOM code and trade $25 or more on a full slate of MLB games, including matchups like Yankees versus White Sox and Mariners versus Dodgers.