Here are just a couple of references:
The ghost of Jaga (Obi Wan) - Thundercats
Dungeon Master (Yoda) - Dungeons & Dragons
How many more can you pinpoint? I can think of a fair few more but will refrain in the interest of discussion :)
The ghost of Jaga (Obi Wan) - Thundercats
Dungeon Master (Yoda) - Dungeons & Dragons
How many more can you pinpoint? I can think of a fair few more but will refrain in the interest of discussion :)