Raging Kronch — ruling 1

Raging Kronch can be declared as an attacker only if another creature is declared as an attacker at the same time. Once it’s attacking, removing the other creature won’t cause Raging Kronch to stop attacking.

Raging Kronch — ruling 2

If you control more than one creature that can’t attack alone, they can attack together, even if no other creatures attack.

Raging Kronch — ruling 3

Although Raging Kronch can’t attack alone, other attacking creatures don’t have to attack the same player or planeswalker. For example, Raging Kronch could attack an opponent and another creature could attack a planeswalker that opponent controls.

Raging Kronch — ruling 4

If a creature that can’t attack alone also must attack if able, its controller must attack with it and another creature if able.

Raging Kronch — ruling 5

In a Two-Headed Giant game, Raging Kronch can attack along with a creature controlled by your teammate, even if no other creatures you control attack.

Raging Kronch : règles, fonctionnement et interactions (MTG)

Raging Kronch 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

This creature can't attack alone.

How it works : Raging Kronch

Original English text — Wizards of the Coast / Scryfall

#1May 3, 2019· Wizards of the Coast
Raging Kronch can be declared as an attacker only if another creature is declared as an attacker at the same time. Once it’s attacking, removing the other creature won’t cause Raging Kronch to stop attacking.
No other card is named in this ruling.
#2May 3, 2019· Wizards of the Coast
If you control more than one creature that can’t attack alone, they can attack together, even if no other creatures attack.
No other card is named in this ruling.
#3May 3, 2019· Wizards of the Coast
Although Raging Kronch can’t attack alone, other attacking creatures don’t have to attack the same player or planeswalker. For example, Raging Kronch could attack an opponent and another creature could attack a planeswalker that opponent controls.
No other card is named in this ruling.
#4May 3, 2019· Wizards of the Coast
If a creature that can’t attack alone also must attack if able, its controller must attack with it and another creature if able.
No other card is named in this ruling.
#5May 3, 2019· Wizards of the Coast
In a Two-Headed Giant game, Raging Kronch can attack along with a creature controlled by your teammate, even if no other creatures you control attack.
No other card is named in this ruling.