City Holder Daily Combo & Quiz – August 21st, 2025: Unlock Rewards with Strategic Card Combinations

City Holder offers a unique blend of city-building strategy and rewarding gameplay. Players design their virtual cities while earning coins and bonuses for strategic decisions. The City Holder Daily Combo and Quiz, available on August 21st, 2025, can unlock rewards up to 7.5 million coins using specific card combinations. Discover the mechanics and strategies in this article. For an even bigger boost, check out the Dropee Daily Combo and Question of the Day for August 20th.