What on earth is a Campaign Jack (์บ ํ์ธ ์ญ)? Rate Up Banner Promotion?
Edit: Oh, from Japanese wasei-eigo "-jack" as in "advertisement hijack" (like buying all the ad space on a train to advertise a single product). Also used in the Golden Week Golshi event, which was what this Korean game event campaign is based on. I was looking at the word as an English-into-Korean loanword and racking my brains out.
GOD DAMN IT, GOLSHI!
Updated
Today You're Gonna Have Another Training Incident
Starts with (mostly) the same syllables as 564 (Gorushi) in Korean. The actual promo art uses ์ค๋๋(5) ์ก์ฑ(6) ์๊ณ ํ๋ค(4) instead.564 TAKEOVER CAMPAIGNRestrictions on training may occur
Golshi's unique debuff 'forcing' the player to pick only one training option.Up to 5640 Jewels