Guerrilla Tactics
Instant
Guerrilla Tactics deals 2 damage to any target.
When a spell or ability an opponent controls causes you to discard Guerrilla Tactics, Guerrilla Tactics deals 4 damage to any target.
Illustrated by
Deckmasters#13aCommonEnglishLegality
Rulings
Oct 4, 2004
If it is discarded, the damage done by it is done by this card due to an ability and not by a spell.
Oct 4, 2004
The second ability will trigger even on an optional discard caused by an opponent.
Oct 4, 2004
Discarding as a cost to cast a spell will not trigger the ability. Only discarding as an effect will trigger the ability.