How to Get Unbound Chrollo in ASTD X – Drop Rate & Tips

Wondering how to get Unbound Chrollo in ASTD X and why this unit is such a prized catch? Unbound Chrollo—also known as Spider Boss—is one of the rarest and most exclusive characters in All Star Tower Defense X, highly coveted by both collectors and competitive players. Unlocking this powerful AoE specialist is a major achievement, but the path to summoning him requires smart strategy and persistence.

What is Unbound Chrollo in ASTD X?

Unbound Chrollo (Spider Boss) is a limited unit in ASTD X with outstanding area-of-effect (AoE) damage and strong utility skills, capable of handling large waves of enemies at any stage of the game. This unit’s wide range and potent abilities make it valuable not only for clearing difficult content but also as a status symbol in any player’s collection.

Where and How to Summon Unbound Chrollo

The only way to obtain Unbound Chrollo is through Banner X—he is not available in Banner Y or any other banners. What makes him even more elusive is his extremely low summon rate of 0.01% per pull, which means patience, resource management, and luck are all essential.

Steps to Summon Unbound Chrollo:

  • Focus all your summons exclusively on Banner X. Do not waste gems on Banner Y or other banners if your goal is Unbound Chrollo.

  • Watch for Banner X rotations and time your summons when Unbound Chrollo is featured, as not every rotation will have him available.

  • Be prepared to spend a large amount of gems due to the rare drop rate—farming efficiently is key.

Tips for Farming Gems and Summoning Efficiently

To maximize your chances, follow these practical tips:

  • Complete Daily Missions: Daily quests provide a consistent source of gems over time.

  • Grind Story and Event Modes: Finishing stages for the first time and replaying events often yield gems as rewards.

  • Monitor Banner Rotations: Only summon when Unbound Chrollo is confirmed in Banner X.

  • Use Resources Wisely: Avoid distractions—do not spend gems on limited banners or units not on your wishlist.

  • Stay Patient and Persistent: The 0.01% rate means it may take hundreds or even thousands of summons, so manage expectations and keep farming.

Why Unbound Chrollo is Worth the Effort

Once obtained and fully upgraded, Unbound Chrollo stands out for:

  • High AoE Damage: Perfect for clearing large enemy waves, both early and late game.

  • Exceptional Utility: Skills offer crowd control and adaptability against different types of threats.

  • Rare Collectible: As one of the rarest units, he’s a showcase piece in any player’s lineup.

  • Versatility: Effective in a range of game modes and particularly valuable for conquering the toughest challenges.

Final Thoughts

Securing Unbound Chrollo in ASTD X is a true test of persistence and resource management, given the 0.01% drop rate in Banner X. By focusing your summons, farming gems efficiently, and timing your attempts, you can maximize your odds for this exclusive unit. Unbound Chrollo’s combination of AoE power and rare status make him one of the most desirable additions to any ASTD X roster—worth the grind for those who want the best.

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