| Set: | Guilds of Ravnica Prerelease Promos |
| Type: | Sorcery |
| Rarity: | Rare |
| Cost: | {1}{R}{W} |
Choose one or both —
• Deafening Clarion deals 3 damage to each creature.
• Creatures you control gain lifelink until end of turn.
• Deafening Clarion deals 3 damage to each creature.
• Creatures you control gain lifelink until end of turn.
"Commander, what's the signal to attack?"
"You'll know."
