✅ Geb regeneration removes 3 damage from self

Category	Ability
Status	Passing
Test	tests/test_abilities_actions.py::test_geb_regeneration_removes_3_damage_from_self

Geb uses Regeneration to remove 3 damage from itself.

Preconditions

• P1 Main Phase, P1 has 5 AP

• Lane 0: P1's Geb (#044) — HP=9, 6 damage, READIED

Action

• Execute Geb's Regeneration (ability[1], 0 AP, ready, 1x)

result = execute_ability(state, geb_on_field, ability_idx=1, targets=None)
    geb_after = next(d for d in result.demons if d.unit_id == "044")

Expected Postconditions

• Geb: damage reduced by 3 → 3 remaining damage

• Geb: NOT exhausted (ready_required — does NOT exhaust)

• P1 AP: 5 (0 AP cost — unchanged)

Assertions

assert geb_after.damage == 3
    assert geb_after.state == DemonState.READIED
    assert result.players[Side.PLAYER_1].ap == 5