Pairs well with beefy Wizard lords such as Cyclone Summoner and Galecaster Colossus
Obviously, this can be very oppressive when your opponent is cracking a fetchland or casting something like Cultivate, but you usually wont use Opposition Agent to stop something like that
The fun comes when someone tries to bounce their own Gadwick, the Wizened and you remind them that Horobi's static ability affects all targeting
9 Bennie Bracks, Zoologist Bennie Bracks, Zoologist may not let you draw many cards, but they are at least consistent
The white manna has an added benefit, which you can use as an interrupt if needed
New offerings are limited though since most of the cards here dont translate well outside of dedicated knight-themed decks