Keep them in a cool, dry place, away from direct sunlight
But for decks that care about making tokens, Bitterthorn is a bit better

Abuna Acolyte Adorable Kitten Adorned Pouncer Aetherstream Leopard Ajani's Chosen Ajani's Pridemate Ajani's Sunstriker Ajani, Nacatl Pariah Alacrian Jaguar Alms Collector Angelic Cub Arahbo, Roar of the World Arahbo, the First Fang Arcbound Mouser Arcbound Shikari Arcbound Slasher Arctic Nishoba Armored Guardian Armored Skyhunter Balan, Wandering Knight Bane-Marked Leonin Basri's Acolyte Bast, Panther Goddess Black Cat Black Market Tycoon Blade of the Sixth Pride Blistering Firecat Bola Slinger Bounding Felidar Brimaz, Blight of Oreskos Brimaz, King of Oreskos Brokers Initiate Bronzehide Lion Cait Sith, Fortune Teller Canopy Stalker Canyon Wildcat Cat Warriors Cat-Owl Cauldron Familiar Cave Tiger Chandra's Embercat Charmed Stray Chartooth Cougar Chrome Cat Chrome Prowler Civil Servant Coeurl Crazed Firecat Cruel Caracals Cubwarden Dawnwing Marshal Denry Klin, Editor in Chief Diamond Lion Displacer Beast Displacer Kitten Dreadmalkin Eager Glyphmage Elite Cat Warrior Emeritus of Truce Enduring Curiosity Enlightened Ascetic Entrails Feaster Envoy of Okinec Ahau Falthis, Shadowcat Familiar Felidar Cub Felidar Guardian Felidar Savior Felidar Sovereign Feline Sovereign Feral Maaka Feral Prowler Ferocious Tigorilla

You can choose triggered abilities which are represented by keywords, such as exalted