Materials used: various nail polishes, black Sally Hansen nail art pen, and a paint brush. Work Time: However long it took to marathon the Avengers’ individual movies. First image: (clockwise) Hawkeye, S.H.I.E.L.D. insignia, Thor, Black Widow, Iron Man Second image: (clockwise) Captain America, Wasp, Ant Man, Avengers logo, Hulk In honor of the new Avenger’s…