Hi all, After deciding to return the Wild Willy to its donor (see vintage section), it's been recommended that a Mad Bull is a good choice for a first Tamiya build. The buggy will be for a 5 year old (maybe it's a bit old for him, I know) so it needs to be robust, durable, easy to drive and not so fast that it can be easily destroyed; I guess the battery lasts longer will be more useful th