The tribe's massive diversity does a ton, from destroying a variety of things (Wispmare, Deepfire Elemental, Fulminator Mage, Ingot Chewer, Hateflayer, Tornado Elemental, Cinder Elemental, and don't forget Shriekmaw) to having severely powerful beaters (Verdant Force, Multani, Maro-Sorcerer, Silvos, Rogue Elemental, Liege of the Tangle, Lord of Extinction, Avenger of Zendikar, Thornling, and Root Elemental) to some of the best utility creatures you can imagine (Reveillark, Brine Elemental, Vengevine, Fertilid, Smokebraider, Forgotten Ancient, Stigma Lasher, and Briarhorn) and finally to great control creatures (Dread, Windreaver, Dawn Elemental, Air Servant, Ashen Firebeast, Roil Elemental, and Time Elemental)
Sephiroth, Fabled SOLDIER // Sephiroth, One-Winged Angel (FIN) $33 Blood Artist, but goes Super Nova and turns its death trigger into an emblem
The legend in question is Rainbow Dash
Instead, signaling comes in the form of what cards you pass, receive, do not pass, and do not receive from your neighbors