Their signature mechanic is enrage, an ability word that encompasses abilities that trigger whenever the Dinosaurs with them are dealt damage
Bane of the Living Captain America, Living Legend Celestine, the Living Saint Iron Fist, Living Weapon Jace, the Living Guildpact Karn, Living Legacy Living Airship Living Armor Living Artifact Living Brain, Mechanical Marvel Living Breakthrough Living Conundrum Living Death Living Destiny Living End Living History Living Hive Living Inferno Living Lands Living Laser Living Lectern Living Lies of Loki Living Lightning Living Lightning, Charged Up Living Lore Living Phone Living Plane Living Tempest Living Terrain Living Totem Living Tsunami Living Twister Living Wall Living Wish Melira, the Living Cure Morbius the Living Vampire Mutagen Man, Living Ooze Night Shift of the Living Dead Octavia, Living Thesis Photon, Living Light Satsuki, the Living Lore Seshiro's Living Legacy The Spot, Living Portal Unliving Legionnaire Unliving Psychopath

Full Card Gallery White Blue Black Red Green Multicolored Colorless Lands Notable Cards Traveling Chocobo The range of chocobos is wide in this set if you consider the 2/2 bird creature tokens with landfall for +1/+0 as chocobos
As for the second scrap, it appears to be a black common from the set that has an unless its controller-type ability