The common argument is that when cards are costing hundreds or even thousands of dollars, the fault is with Wizards and the reserve list, or the over inflation of card prices on the secondary market
8 Cramped Vents / Access Maze Just Like My Apartment: Claustrophobic And Disorienting The first Room to make it onto our list, Cramped Vents provides you with some sorcery-speed removal that could also potentially gain some life
Then that six-drop Naya colored 4/5 legendary is next with haste to swing now, first strike to punch first and then vigilance to keep stuff back
Whenever a Ninja you control deals combat damage to a player, you reveal the top card of your library, and each opponent loses life equal to its mana value
(inkDecks) Can I use older prints of Pirate's Life or Be King Undisputed
Note that in addition to the Hydras proper in Green, we have some colorless ones like Endless One that don't have an entry cost to drop, so they are bigger as result