Heart of Morian trophy says it gives +5 Hitpoints to units trained in that city. This appears not to function.
<GameModifier>
<ModType>City</ModType>
<Attribute>AdjustUnitStat</Attribute>
<StrVal>UnitStat_HitPoints</StrVal>
<Value>5</Value>
</GameModifier>
ought to be
<GameModifier>
<ModType>CityTrainingBonus</ModType>
<Attribute>TrainingBonus_ApplyUnitModifier_Add</Attribute>
<StrVal>UnitStat_HitPoints</StrVal>
<Value>5</Value>
</GameModifier>
edit: Note that I saw this in a modded game. Wink.