Also, there's Orochi Soul-Reaver , a 5/4 Snake Ninja Rogue that can be ninjutsued in for 4 instead of its normal 6 mana and provides a very good combat damage trigger for both commanders: Whenever one or more creatures you control deal combat damage to a player, you create a treasure token and manifest the top card of that player's library
Brutal Cathar Every so often, we get a new version of Fiend Hunter, which I think was the first creature to exile another creature until it left play
Do note that the foil version listed here is found in Box Topper packs
For example, in 2014 Judges were given a copy of Elesh Norn, Grand Cenobite with Phyrexian text and a Phyrexian watermark behind the card
A Kiki-Jiki reflection tap too
Another common way of dealing with hexproof creatures involves forcing your opponent to sacrifice them