it's about the joy they bring and the community they foster.
Specifically, I am going to be talking about the Battle Academy as well as the game as a whole
Each tapped creature can pay either 1 generic, or one mana that matches its color (to cover a colored symbol)
Each sealedJapaneseShiny Star V Booster Box contains 10 booster packs containing 10 random cards each
Sure with all these examples the person gets a creature (or land) to replace the one they lost, but more often than not in EDH the creature you need to kill is either a 20/20 or some excellent utility creature creating a lot of problems for you
Ajani, Caller of the Pride Ajani, Outland Chaperone Ashiok, Wicked Manipulator Chandra, Flameshaper Chandra, Spark Hunter Elspeth, Storm Slayer Jace Reawakened Kaito, Bane of Nightmares Kaito, Cunning Infiltrator Kaya, Spirits' Justice Liliana, Dreadhorde General Oko, Lorwyn Liege Oko, Shadowmoor Scion Oko, the Ringleader Professor Dellian Fel Quintorius Kand Ral Zarek, Guest Lecturer Ral, Crackling Wit Tezzeret, Cruel Captain The Aetherspark Ugin, Eye of the Storms Vivien Reid