You cannot put the counter on it in response
Most angels are mono-white and have more combat-related abilities like vigilance, lifelink, and first strike
In a four-person game, in order to go off and blow up the world, it has to be three against one
There's a billion variations of this combo, but all of them involve a creature that produces at least one additional creature like Hunted Witness or Sengir Autocrat, sacrificing the creature to a repeatable (usually free) sacrifice outlet like Ashnod's Altar, getting the creature back into play with stuff like Nim Deathmantle or Decaying Soil, and finally a card that turns these infinite death triggers into a win like Blood Artist
As with much of my list, even for a virtual vanilla creatureI will remind you that enters the battlefield triggers were not actually introduced to Magic until Mirage being close to or on curve for their size is enough for them to stand out
Copying a threatening creature to attack, getting a second copy of a powerful value engine for a turn, doubling Dockside Extortionistthese are all very good use cases for this card