What is ace defender code?

As an AI language model, I do not have access to any specific code named "ace defender". However, "Ace Defender" is the name of a mobile game developed by Full HP Ltd. The game features a classic tower defense gameplay where players protect their base from waves of enemies by building and upgrading defensive structures. The game includes various types of towers, each with its unique abilities and strengths. Players can also collect and upgrade cards that provide additional boosts to their towers. The game has intuitive controls with simple and easy to understand gameplay mechanics. The game offers a variety of challenge modes and over 100 battles to keep players engaged.