Suspicious Detonation — ruling 1

If you target a creature or planeswalker with ward, you may still pay the ward cost, but Suspicious Detonation won't be countered even if you don't.

Suspicious Detonation : règles, fonctionnement et interactions (MTG)

Suspicious Detonation 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 spell costs less to cast if you've sacrificed an artifact this turn. This spell can't be countered. (This includes by the ward ability.) Suspicious Detonation deals 4 damage to target creature.

How it works : Suspicious Detonation

Original English text — Wizards of the Coast / Scryfall

#1February 2, 2024· Wizards of the Coast
If you target a creature or planeswalker with ward, you may still pay the ward cost, but Suspicious Detonation won't be countered even if you don't.
No other card is named in this ruling.