The phrase refers to advantageous skills triggered when a creature enters the battlefield within the card sport Magic: The Gathering. These “enter the battlefield” (ETB) results present fast worth upon a creature’s arrival, probably impacting the board state, disrupting an opponent’s technique, or furthering one’s personal sport plan. As an illustration, a creature that attracts playing cards when it enters play demonstrates a useful ETB impact, offering card benefit.
The presence of sturdy ETB results considerably elevates a creature’s total utility and desirability in constructed decks. The fast influence they supply affords resilience towards removing spells, because the impact has already triggered earlier than the creature will be eradicated. Traditionally, ETB results have develop into more and more prevalent and highly effective, shaping aggressive metagames and influencing deck development methods. The capability to realize worth the moment a creature resolves makes them invaluable belongings.