In Creative, you can fly. You can't die, but animals, such as Wolfes, can and monsters, like Creepers and you can also break bedrock, a block that you can't break in Survival(see below).
In Survival, you can't fly and you can't break bedrock, but you can die, you don't have anything at all when you start and you have to kill monsters like Zombies, Skeletons, Creepers, and spiders.
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Herobrione is a horrible guy with eyes that are totally white and he can spawn evil stuff like Evilchickens,Pigbriones,Herobrione Villagers, and he can also throw Wither Skulls,horrible stuff that can kill you. To see him, you must get the Herobrione mod, and when you get it you have to go onto your crafting table, then you must put some soul sand in the middle, and bones on the outside and that will make the Herobrione Totem. After you have done that, you must put two gold block on top of one another and the Herobrione Totem on top of them then place a netherrack and light it up with flint and steel and Herobrione's eyes on the totem should change to red and if you are on Creative, your game mode will change to Survival.
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