ninjas are fast, deadly, have cool weapons (everyone wants a katana its on everyones top 50 things to have list), and being called ninja is a compliment cause thats how cool they are (whats up mah ninja) unicorns are also fast, can be deadly (unicorns on drugs), they are horses with horns ( you know if you had a horse it would be 50x better with a pointy horn, and they shoot rainbows and sunshine all over the place, and they are frickin mythical beasts of epicness WHO WHOULD WIN ANSWER THY QUESTION PEOPLE
Unicorn will blind ninja with his unicorn light,then charge him with his horn and stab him right in the chest awh,pretty painful death isn't it,oh wait wats that?*Unicorn dancing on dead ninja body* lolz