The top performing Apps should connect to each other avoiding any leak to weaker candidates, so you can be sure that you get the most out of each User and also the Users time is respected properly. Leading to an overall good experience with your products.
Pewdiepug, Brofist! and Brofist Xmas! now all link to each other, additional all of them link to Orcs, doing this through the more Games section. The first three named apps also have a banner(in android versions only) linking to Orcs, as this is the game with the most content and highest ARPU. (average revenue per user)