異軍突起

异军突起
yìjūntūqǐ
to emerge as a new force to be reckoned with (idiom)

CEDICT

a new force suddenly emerges

Wiktionary

Entry Composition

1 異 yì
  1. different
  2. other
  3. hetero-
  4. unusual
  5. strange
  6. surprising
  7. to distinguish
  8. to separate
  9. to discriminate
2 軍 jūn
  1. (bound form) army
  2. military
3 突起 tūqǐ
  1. to appear suddenly
  2. projection
  3. bit sticking out