Onderzeeboot
Ecstatic Orb
The thing is that the gainlands literally have no downside in decks that don't care about villain's life total, plus it makes games go longer instead of shorter (like painlands). Even though Grove of the Burnwillows is a cute mirror of Karplusan Forest, I think it's a bad design for the game to have around.If you had said this 16 years ago when these cards debuted, I would have agreed. However, since they're continuing to finish the Horizon Canopy cycle in supplemental sets, and have already finished the Graven Carins cycle, I think Burnwillows is not an unreasonable request. The cycle will always be worse than the ABR Duals, Fetches, and Shocks by virtue of not having basic land types, even if they have some fun synergies built in other cards can leverage