Below you can find logos, similar to the Comic Relief.

Marvel Comics Marvel Comics vector
Panini Comics Panini Comics vector
Panini Comics 75 Panini Comics 75 vector
Chefs United for Disaster Relief Chefs United for Disaster Relief vector
Detective Comics Detective Comics vector
Macmillan Cancer Relief Macmillan Cancer Relief vector
DC Comics DC Comics vector
America's Survivor Relief Fund America's Survivor Relief Fund vector
Action Comics Action Comics vector
Comicon Comicon vector
Alien Press Comics Alien Press Comics vector