def avatars(self):
        """Iterate over all my avatars, regardless of what character they are
        in.

        """
        charname = self.character.name
        branch, turn, tick = self.engine._btt()
        charmap = self.engine.character
        avit = self.engine._avatarness_cache.iter_entities
        makenode = self.engine._get_node
        for graph in avit(
                charname, branch, turn, tick
        ):
            for node in avit(
                    charname, graph, branch, turn, tick
            ):
                try:
                    yield makenode(charmap[graph], node)
                except KeyError:
                    continue
Iterate over all my avatars, regardless of what character they are
        in.