A random sampling here, from newest designs to oldest. My washing machine is a Bosch front loader, and I line dry.
Do Not Pass Go - bought new, worn/washed 3 times. No detectable wear.
Unstealthiest Ninja - copy #1, bought new, washed/worn 20+ times. Not a dark black anymore, slight cracking in a few areas the print, some slight fuzzing of the unprinted portions, none through the print itself. Copy #2, bought new, washed/worn 3 times. No detectable wear.
Tofu, Food’s Master of Disguise - bought new, washed/worn 8+ times. Baby blue not faded. No cracking, some slight fuzzing throughout the unprinted portions.
Eat More Meat - bought new, washed/worn 10+ times. Grass green not as vibrant as new but not faded by any means either. No cracking, some slight fuzzing on the broccoli, which does not have the white plastisol underprint as do the other fruits.
Oops I missed, let me try again - bought used, unknown wash/wear count. Brown is slightly faded, no cracking, slight fuzziness throughout.
Ouroboros - bought used, unknown wash/wear count. Navy slightly faded, no cracking, no fuzziness.
The Land of Lost Socks - bought used, unknown wash/wear count. Lemon faded, no cracking, general fuzzing throughout.
Global Warming Isn’t So Bad - bought used, unknown count but I would venture to say it's <10. Black isn't as vibrant as new, but not really faded either, no cracking, no fuzzing.
Close Encounters of the 2-D Kind - bought used, unknown count. Black just slight faded, moderate cracking in the print, no fuzzing.
Sore Thumbs - bought used, unknown count. Black just slight faded, major cracking and wear to the print, slight fuzzing.