パワーインフレ

noun

power creep

Wasei-eigo term used in gaming, anime, and manga communities to describe the gradual increase in character or item power over time, often making older content obsolete.

wasei-eigo (Japanese-coined English), from power infla(tion)

• このゲームはパワーインフレが激はげしくて、昔むかしのキャラがすぐ使つかえなくなる。

  This game has severe power creep, so old characters quickly become unusable.

• パワーインフレを抑おさえるために、運うん営えいはバランス調ちょう整せいを入いれた。

  To curb power creep, the developers implemented balance adjustments.