hawks and eagles , dragons and griffins , suns and stags , wolves and wyverns , manticores , bulls , trees and flowers , harps , spears , crabs and krakens , red lions and golden lions and chequy lions , owls , lambs , maids and mermen , stallions , stars , buckets and buckles , flayed men and hanged men and burning men , axes , longswords , turtles , unicorns , bears , quills , spiders and snakes and scorpions , and a hundred other heraldic charges had adorned the shieldhall walls , blazoned in more colors than any rainbow ever dreamed of .