prelusory

adj.

作为序幕（或前奏）的，作为开头的；

The Philosophy of Games and the Postwork Utopia
The Grasshopper: Games, Life, and Utopia (review)
Pre-lusory Goals for Games: A Gambit Declined
Sporting Metaphors: Competition and the Ethos of Capitalism
Christian Revelation and the Cruel Game of Courtly Love in "Troilus and Criseyde"
Three Standards of Athletic Superiority
Aristotle and Cricket: Drama in Retrospect
Virtual domains for sports and games
Game-Playing Without Rule-Following
Games as Pastimes in Suits’s Utopia: Meaningful Living and the “Metaphysics of Leisure”