✅ Iskandar no counter when zero damage

Category	Ability
Status	Passing
Test	tests/test_abilities_complex.py::TestIskandarCounterAttack::test_iskandar_no_counter_when_zero_damage

Zero damage before DEF — no counter-attack.

Preconditions

• Lane 0: P1's Iskandar (#104), READIED

• Lane 0: P2's Duban (#001), READIED (enemy)

Action

• Fire DAMAGE_RECEIVED event: value=0 (no damage before DEF)

Expected Postconditions

• Duban takes no counter damage (value=0 < 1)

Assertions

assert duban_after.damage == 0, (
            "0 damage before DEF must NOT trigger Iskandar's counter-attack."
        )