Overly complex design, cluttered composition, poor execution, inconsistent lines, dull color palette, generic typography, lack of clarity, distorted proportions, outdated aesthetic, ambiguous symbolism, low-resolution quality, unbalanced elements, excessive detailing, conflicting colors, uninspired concept, amateurish style, mismatched fonts, lack of visual impact, inadequate representation of web3 technology, generic construction-related imagery, busy and chaotic design, fragmented elements, unrefined lines, unprofessional appearance, weak use of negative space, lack of symbolism, underwhelming overall impression.