The Mars Cosmetics brand offers a variety of eyeshadow palettes with different shades and formulations. Here are some details about the Mars eyeshadow palettes based on the search results:

Positive:

• The Mars Eyes Can Kill palette contains 63 shades in matte, shimmer, and glitter formulations.
• The Mars 12 Shades Back to Basics Eyeshadow Palette is beginner-friendly and features a special ingredient blend that caters to rich pigmentation and easy blendability.
• The Mars Fantasy 15 Eyeshadow Palette is highly pigmented and easy to blend, with both matte and shimmer shades.

Negative:

• There were no negative comments or reviews found in the search results.

Ingredients or materials:

• The Mars Eyes Can Kill palette contains Talc, Mica, Magnesium Stearate, Kaolin, Silica, Ethylhexyl Palmitate, Paraffinum liquidum, Dimethicone, Polybutene, Phenoxyethanol Ethylhexylglycerin. It may also contain FD&C Blue No.1(CI 42090), FD&C Yellow No.5 (CI 19140), Titanium Dioxide (CI 77891), Iron Oxides (Cl 77492, Cl 77499), Ultramarines (CI 77007), Chromium HydroxideGreen (CI 77289), Chromiun Oxide Greens (Cl 77288) .
• The Mars Fantasy 15 Eyeshadow Palette contains Mica, Talc, Magnesium Stearate, Paraffinum liquidum, Ethylhexyl Palmitate, Polyethylene Wax, Dimethicone, and other ingredients.
• The Mars 12 Shades Back to Basics Eyeshadow Palette contains a special ingredient blend that caters to rich pigmentation and easy blendability.

Overall, the Mars eyeshadow palettes seem to be well-received and offer a variety of shades and formulations for different preferences. The ingredients in the palettes vary, but they generally contain common eyeshadow ingredients such as Talc, Mica, and Magnesium Stearate.