Lovisa Coldeyes — ruling 1

Each creature with at least one of those subtypes gets +2/+2 from Lovisa Coldeyes’ ability, regardless of how many of those subtypes it has. For example, a 3/3 Mistform Ultimus would become 5/5, not 9/9.

Lovisa Coldeyes : règles, fonctionnement et interactions (MTG)

Lovisa Coldeyes 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

Each creature that's a Barbarian, a Warrior, or a Berserker gets +2/+2 and has haste.

How it works : Lovisa Coldeyes

Original English text — Wizards of the Coast / Scryfall

#1July 15, 2006· Wizards of the Coast
Each creature with at least one of those subtypes gets +2/+2 from Lovisa Coldeyes’ ability, regardless of how many of those subtypes it has. For example, a 3/3 Mistform Ultimus would become 5/5, not 9/9.
No other card is named in this ruling.