Masters Edition

Psychic Purge

Psychic Purge deals 1 damage to target creature or player.
When a spell or ability an opponent controls causes you to discard Psychic Purge, that player loses 5 life.

Psychic Purge deals 1 damage to any target.
When a spell or ability an opponent controls causes you to discard Psychic Purge, that player loses 5 life.

Legends

Psychic Purge does 1 damage to any target. If a spell cast by opponent or a permanent under opponent's control causes you to discard this card, opponent loses 5 life. Effects that prevent or redirect damage may not be used to counter this loss of life.