Kroxa and Kunoros — ruling 1

The last ability of Kroxa and Kunoros triggers and goes on the stack without a target. If you exile five cards from your graveyard, the second “reflexive” triggered ability will trigger. You’ll choose the target creature card for that second ability at that time.

Kroxa and Kunoros : règles, fonctionnement et interactions (MTG)

Kroxa and Kunoros 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

Vigilance, menace, lifelink Whenever Kroxa and Kunoros enters or attacks, you may exile five cards from your graveyard. When you do, return target creature card from your graveyard to the battlefield.

How it works : Kroxa and Kunoros

Original English text — Wizards of the Coast / Scryfall

#1April 14, 2023· Wizards of the Coast
The last ability of Kroxa and Kunoros triggers and goes on the stack without a target. If you exile five cards from your graveyard, the second “reflexive” triggered ability will trigger. You’ll choose the target creature card for that second ability at that time.
No other card is named in this ruling.