array_expert_some.js

const champions = [
  {
    name: "Darius",
    level: 7,
  },
  {
    name: "Katarina",
    level: 4,
  },
  {
    name: "Swain",
    level: 5,
  }
];

const hasExpectedLevel = (expectedLevel) => (champion) => champion.level >= expectedLevel;
const hasUltimate = hasExpectedLevel(6);
const oneChampionHasUltimate = champions.some(hasUltimate) // true