Hunting Kavu — ruling 1

Being “without flying” is a targeting restriction. The ability won’t resolve if the target gains flying before the ability resolves.

Hunting Kavu : règles, fonctionnement et interactions (MTG)

Hunting Kavu 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

, : Exile this creature and target creature without flying that's attacking you.

How it works : Hunting Kavu

Original English text — Wizards of the Coast / Scryfall

#1October 4, 2004· Wizards of the Coast
Being “without flying” is a targeting restriction. The ability won’t resolve if the target gains flying before the ability resolves.
No other card is named in this ruling.