There are many varieties of rare , and their designation is found both on the art and on the lower left of the card

Aerial Formation Ajani, Inspiring Leader Akroma's Will Akroma's Will Appa, the Vigilant Archetype of Imagination Bahamut, Warden of Light Bane's Invoker Basri, Devoted Paladin Bleeding Effect Concerted Effort Cosmic Spider-Man Crown of Ascension Elspeth, Storm Slayer Elspeth, Undaunted Hero Flying Crane Technique Frostwind Invoker Gempalm Sorcerer Ghost-Lit Drifter Goblin Balloon Brigade Gustrider Exuberant Harbin, Vanguard Aviator Invert the Skies Iron Man, Armored Avenger Kinsbaile Balloonist Levitation Magnetic Flux Moonshae Pixie Moonshae Pixie Moonshaker Cavalry Nephalia Moondrakes New New York Phantasmal Form Rishei, Getaway Accomplice Scions of the Ur-Spider Seascape Aerialist Skyshaper Storm, Windrider Stormcaller's Boon Striding Shotcaller Ten Wizards Mountain The Wind Crystal Thunderhawk Gunship Triceraton Commander Victory's Herald Voyager Drake Vulture, Scheming Scavenger Web Wind Sail Windborne Charge Winged Sliver

When Essence Channeler dies, put its counters on target creature you control
you know, feel free to take your time - like 6 - 7 milestones worth oughta do it..
Whenever another black creature you control dies, create a 1/1 white Spirit creature token with flying
The hits to Vanquish Soul, Dracotail, and Dimensional Barrier are meaningful, but leaving cards like Maxx C, Droll & Lock Bird, and Called by the Grave untouched keeps the format tilted toward oppressive hand traps and negation