Turn to Slag — ruling 1

Turn to Slag can target a creature that has no Equipment attached to it.

Turn to Slag — ruling 2

If the target creature is an illegal target by the time Turn to Slag tries to resolve, the spell won't resolve. You won't destroy any Equipment.

Turn to Slag : règles, fonctionnement et interactions (MTG)

Turn to Slag 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

Turn to Slag deals 5 damage to target creature. Destroy all Equipment attached to that creature.

How it works : Turn to Slag

Original English text — Wizards of the Coast / Scryfall

#1June 23, 2020· Wizards of the Coast
Turn to Slag can target a creature that has no Equipment attached to it.
No other card is named in this ruling.
#2June 23, 2020· Wizards of the Coast
If the target creature is an illegal target by the time Turn to Slag tries to resolve, the spell won't resolve. You won't destroy any Equipment.
No other card is named in this ruling.