Gaining a whole new audience (many of whom are likely to be second generations of the original Doctor Who fans) this era has just as dedicated a fanbase
This kor spirit removes that downside: Even when it leaves play, your opponent doesnt get their permanent back, just a token
The Ur-Dragon Commander decks always get new toys with each set because WotC is always printing new and powerful dragons and tribal incentives like Sarkhan, Soul Aflame, Thrakkus the Butcher or Carnelian Orb of Dragonkind

Animus of Predation Avatar Kyoshi, Earthbender Awakened Skyclave Awakening of Vitu-Ghazi Axebane Ferox Badgermole Badgermole Cub Balustrade Wurm Beastcaller Savant Brave the Wilds Bumi's Feast Lecture Bumi, Eclectic Earthbender Bumi, King of Three Trials Caldaia Guardian Caldaia Strongarm Centaur Chieftain Cliffrunner Behemoth Colossal Growth Concordant Crossroads Cosmium Confluence Cracked Earth Technique Cragplate Baloth Craterhoof Behemoth Crocodile of the Crossing Demolisher Spawn Desert Warfare Destiny Spinner Dire Wolf Prowler Disturbed Slumber Druid Class Durkwood Baloth Earth Kingdom General Earth Rumble Earthbending Lesson Earthbending Student Earthen Ally Earthen Arms Elemental Uprising Ellywick Tumblestrum Embodiment of Insight End-Raze Forerunners Fin-Clade Fugitives Finale of Devastation Flinthoof Boar Frenzied Baloth Froghemoth Fungal Behemoth Gaea's Revenge Giant Dustwasp Glacier Godmaw Glissa's Retriever Goldvein Hydra Golgari Raiders Groundbreaker Gruul Beastmaster Gruul Scrapper Harmonious Emergence Haru, Hidden Talent Hedge Whisperer Hellcat, Undying Vigilante Hercules, Prince of Power Hit-Monkey Howling Galefang Hunting Wilds Instill Energy Interplanar Brushwagg (playtest) Jubilation Kamahl's Will Kamahl, Heart of Krosa Karvanista, Loyal Lupari Karvanista, Loyal Lupari Leatherhead, Iron Gator

Chase cards in Pokemon have stood out in recent years for their illustrated full art designs rather than box art