Dimir Strandcatcher — ruling 1

The value of X is determined only once, as Dimir Strandcatcher's second ability resolves. If a player leaves the game after the ability triggers but before it resolves, they won't be counted when the ability resolves.

Dimir Strandcatcher : règles, fonctionnement et interactions (MTG)

Dimir Strandcatcher is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Flying Whenever you attack, surveil X, where X is the number of opponents being attacked. At the beginning of each end step, if three or more cards were put into your graveyard from anywhere other than the battlefield this turn, draw a card.

How it works : Dimir Strandcatcher

Original English text — Wizards of the Coast / Scryfall

#1February 2, 2024· Wizards of the Coast
The value of X is determined only once, as Dimir Strandcatcher's second ability resolves. If a player leaves the game after the ability triggers but before it resolves, they won't be counted when the ability resolves.
No other card is named in this ruling.