Sword of Fire and Ice — ruling 1

If the chosen target is an illegal target by the time the triggered ability tries to resolve, the ability won't resolve. You won't draw a card.

Sword of Fire and Ice : règles, fonctionnement et interactions (MTG)

Sword of Fire and Ice 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

Equipped creature gets +2/+2 and has protection from red and from blue. Whenever equipped creature deals combat damage to a player, this Equipment deals 2 damage to any target and you draw a card. Equip

How it works : Sword of Fire and Ice

Original English text — Wizards of the Coast / Scryfall

#1August 7, 2020· Wizards of the Coast
If the chosen target is an illegal target by the time the triggered ability tries to resolve, the ability won't resolve. You won't draw a card.
No other card is named in this ruling.