Wicker Warcrawler — ruling 1

The -1/-1 counter is put on Wicker Warcrawler at end of combat, after combat damage has already been dealt. (Note that this is different from how Dusk Urchins works.)

Wicker Warcrawler : règles, fonctionnement et interactions (MTG)

Wicker Warcrawler 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

Whenever this creature attacks or blocks, put a -1/-1 counter on it at end of combat.

How it works : Wicker Warcrawler

Original English text — Wizards of the Coast / Scryfall

#1May 1, 2008· Wizards of the Coast
The -1/-1 counter is put on Wicker Warcrawler at end of combat, after combat damage has already been dealt. (Note that this is different from how Dusk Urchins works.)
No other card is named in this ruling.