Mechanical Memories - Extra, Extra
And with no indication that either had any children of their own, House Beoulve is functionally extinct as of the end of the game
Pinocchio, Talkative Puppet is a cheap card that exerts an opponent's character when played, so returning it to your hand to be played again can be a strong , inexpensive way to control the board
Primal Conqueror Etali, however, ramps that ability up to 11 by triggering upon entering, and also only stealing nonland permanents, which affect the board far more than just the top card. If that wasnt enough, if you pay , you get to transform it into a new, nonartifact version of Blightsteel Colossus
Here are my first five allied lists for you to check out: P.S