You don't need to trade, everything you own is playable
Then we have Fangkeeper's Familiar, the Sultai four-drop 3/3 flashing with an ETB to counter a dork, destroy an enchantment or surveil 3 and gain life if those aren't needed
Theyre kind of like lands that you pay mana for, but theyre beneficial because they speed your game plan up to generate more mana early
They're amazing in the deck but if your playgroup hates it then swap them out for something else, like Howlpack Resurgence, Master of the Wild Hunt, Worldly Tutor, and Finale of Devastation
Goro-Goro, Disciple of Ryusei As a young akki, Goro-Goro grew up hearing all the ancient tales of Ryusei, the former incarnation of Atsushi
Stonehewer Giant Stonehewer Giant creates a massive mana advantage