This document provides a portfolio of illustrations and mascot designs created by Siddharth Kalro for various clients such as Viacom, Vodafone, Viacom 18, Hockey India League, Tata Consultancy Services, and Glenmark. The portfolio includes desk calendars, cards, book covers, event materials like tents, danglers, and standees, as well as t-shirt and CD designs. It also features mascot designs for the clients' Facebook pages and businesses.