banlist as a card limited to one copy per deck
However, Leviair The Sea Dragon makes it almost trivial

The Deck Bear Tribal Comparative Analysis 34 Lands 14 Ramp : Studious First-Year, The Earth King, Sol Ring, Casal, Lurkwood Pathfinder, Rhonass Monument, Goreclaw, Terror of Qal Sisma, Werebear, Rishkar, Peema Renegade, Firdoch Core, Patchwork Banner, Titanias Command, Lumra, Bellow of the Woods, Evercoat Ursine, Springleaf Parade 7 Target Removal : Khalni Ambush, Masked Vandal, Rampaging Yao Guai, Ayula, Queen Among Bears, Foe-Razer Regent, Savage Swipe, Chomping Changeling 2 Board Wipes : Ezuris Predation, Fade from History 2 Graveyard Recursion : Ruxa, Patient Professor, Vastlands Scavenger 2 Graveyard Hate : Titanias Command, Scavenger Grounds 2 Tutors : Owlbear Cub (too situational), Vivien, Champion of the Wilds 3 Protection : Swiftfoot Boots, Silkguard, Inspiring Call 12 Card Draw : Bonders Enclave, Owlbear (1/2), Striped Bears (1/2), Beast Whisperer, Realmwalker (kinda), Lifecrafters Bestiary, Garruks Uprising, Inspiring Call, Return of the Wildspeaker, Shamanic Revelation, Colossal Majesty, War Room, Terrasymbiosis 4 Finishers/ Surprise /Alternate win conditions : Return of the Wildspeaker, Preposterous Proportions, Overwhelming Stampede, Copper Host Crusher As we see form the comparative analysis, the rates per category are good and balanced

Its a bit of a throwback to the likes of Latios ex from XY Roaring Skies in terms of in-game effects
The battle is led by the two new Legendary trios