Clash of Might (Red)

When this defends, clash with the attacking hero. The winner creates a Might token.

"Even the mightiest titan will meet their match against apex predators whose singular existence is to smash, ravage, and destroy." - Brutus, Summa Rudis

Rulings

From the Heavy Hitters release notes

If there is no attacking hero (e.g. you’re defending against an ally attack), this will still trigger but the clash effect will fail.
If defending with this card triggers Phantasm the clash effect still resolves as normal.

Keyword notes

Clash - Clashing heroes reveal the top card of their deck. The hero that reveals the card with greatest {p} wins.

Clash is an effect keyword.
Effects that modify values of cards in your deck are considered when clashing (e.g. Kayo, Mutated Mass, etc.)
If you win a clash, the opponent is considered to have failed to win the clash.
If no one wins a clash, you’re both considered to have failed to win the clash.
If both you and the opponent reveal a card with the same , no one wins the clash.
If both you and the opponent reveal a card without and/or don’t reveal any card, no one wins the clash.
If you reveal a card with and the opponent reveals a card without , you win the clash.
If you reveal a card with and the opponent doesn’t reveal any card, you win the clash.