Ranking Every Gem/Hardcore Tower in TDS

Color Contrast: The thumbnail uses vibrant colors with contrasting shades, particularly the yellow and purple lettering on dark backgrounds, making the text stand out.
Clarity and Simplicity: The simple division into two sections clearly illustrates a ranking comparison, which is visually straightforward.
Text Hierarchy: The use of 'S TIER' and 'S+ TIER' conveys a clear message of ranking and encourages viewers interested in tier lists.
Relevant Imagery: The characters depicted align with the typical style of Tower Defense Simulator, likely familiar to fans of the game, making it relatable and attractive.
Title Reinforcement: The thumbnail directly supports the title by visually dividing and ranking the depicted characters, reinforcing the video’s topic.
Curiosity and Engagement: Viewers familiar with the game might be intrigued to discover why certain towers are categorized in such manner, driving curiosity and potential click-through.

Thumbnail Analysis