Alien Hat?

Who knows?  Riemann - Bulb Msltoe Mod2 raw unmodified.

# Mandelbulber settings file
# version 2.12
# only modified parameters
[main_parameters]
ambient_occlusion_enabled true;
ambient_occlusion_mode 1;
antialiasing_enabled true;
aux_light_place_behind true;
background_color_1 0000 0000 0000;
camera -0.1649642811243067 -1.77060403865202 -0.005280403611120004;
camera_distance_to_target 1.77828;
camera_rotation -5.322788304533486 0.1701336604177339 60.99999999999987;
camera_top 0.8707146970014257 -0.08256888612424129 0.4848074828938981;
DE_factor 0.95;
flight_last_to_render 0;
formula_1 85;
glow_enabled false;
image_height 3200;
image_width 3200;
initial_waxis 1;
interior_mode true;
keyframe_last_to_render 0;
main_light_alpha -8.75;
main_light_beta 23.36;
main_light_colour d000 d000 d000;
main_light_intensity 1.29;
main_light_visibility_size 1.97;
mat1_coloring_palette_size 1;
mat1_coloring_random_seed 273490;
mat1_coloring_speed 1.31;
mat1_fractal_coloring_algorithm 3;
mat1_is_defined true;
mat1_surface_color_palette ce65da a3c089 196c6a 0000a9 9940ff 8335dd 007ad5 b4ffa3 00c860 c6e14b;
mat1_use_color_texture true;
raytraced_reflections true;
reflections_max 4;
shadows_cone_angle 5.16;
smoothness 5;
view_distance_max 18.62922983155984;
[fractal_1]
transf_function_enabledx_false true;
transf_scale_1 0.3;