Water Wings — ruling 1

Water Wings overwrites any previous effects that set the creature's power and/or toughness to specific values. Effects that otherwise modify its power and toughness will still apply no matter when they took effect. The same is true for +1/+1 counters.

Water Wings : règles, fonctionnement et interactions (MTG)

Water Wings 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

Until end of turn, target creature you control has base power and toughness 4/4 and gains flying and hexproof. (It can't be the target of spells or abilities your opponents control.)

How it works : Water Wings

Original English text — Wizards of the Coast / Scryfall

#1September 1, 2023· Wizards of the Coast
Water Wings overwrites any previous effects that set the creature's power and/or toughness to specific values. Effects that otherwise modify its power and toughness will still apply no matter when they took effect. The same is true for +1/+1 counters.
No other card is named in this ruling.