オールマイティ

na-adjective, noun

almighty; all-powerful; versatile

Used as a na-adjective or noun to describe someone or something that is supremely capable, powerful, or effective in many areas.

• 彼かれはオールマイティな選せん手しゅだ。

  He is an all-around versatile player.

• このツールはオールマイティに使つかえる。

  This tool can be used for almost anything.

noun

highest card; wild card

In card games, refers to the most powerful card, such as an ace of spades, or a card that can substitute for any other.

• スペードのエースはオールマイティだ。

  The ace of spades is the highest card.

• このゲームではジョーカーがオールマイティになる。

  In this game, the joker acts as a wild card.