Equivalent cards to “No Mercy” (Black) are:
- “Dread” — Same effect but also an Indestructible creature.
- “Karmic Justice” (White, similar effect but color shifted).
- “Revenge of Ravens” (Black, punishes creatures attacking you).
- “Hissing Miasma” (Black, causes life loss on attack).
Reason: Closest options in black give similar punishments for attacking you.
