在《魔法门之英雄无敌5》的世界里有很多不同的特殊周/星期（week）每一个周都有不同的特殊效果，这些效果会给游戏带来很影响。其实在游戏里可以直接察看每个周的效果，只要将鼠标停在沙漏上就可以了。
特殊周列表：
Week of Abjuration: Skill level of all Light Magic spells increased to maximum during battles.
光明之周：战斗中，所有光明魔法的等级变为最高级。
Week of Air: Air spell damage increased by 50% during battles. Amount of summoned Air Elementals increases by 50%.
空气之周： 战斗中，所有空气魔法伤害增加50%。 所有空气元素召唤魔法招出的元素数量增加50%。
Week of Alchemy: Double income of Mercury and Sulfur from mines.
链金之周： 所有水银矿与硫磺矿产量加倍。
Week of Alteration: Skill level of all Dark Magic spells increased to maximum during battles.
变化之周：战斗中，所有黑暗魔法等级变为最高级。
Week of Angel: Double growth for Angels and Archangels.
天使周：天使与大天使产量加倍。
Week of Antilope: No special effect. （无特效）
Week of Archer: Double growth for Archers and Marksmen.
射手周：弓箭手与弩手（人类）产量加倍。
Week of Assassin: Double growth for Scouts and Assassins.
刺客周：侦察兵与刺客产量加倍。
Week of Badger: No special effect. （无特效）
Week of Balance: Morale and luck negated during battles.
平衡之周：士气与运气在战斗中被忽略。
Week of Bear: No special effect. （无特效）
Week of Bee: No special effect. （无特效）
Week of Beetle: No special effect. （无特效）
Week of Bonedragon: Double growth for Bone Dragons and Shadow Dragons.
骨龙周：骨龙与影龙产量加倍。
Week of Butterfly: No special effect. （无特效）
Week of Calm: Initiative of all creatures from Necropolis, Inferno and Dungeon factions reduced by 20% during battles.
平静之周： 所有死灵，恶魔，与地下城生物的主动下降20%。
Week of Caterpillar: No special effect. （无特效）
Week of Cavalier: Double growth for Cavaliers and Paladins.
骑兵周：骑士与圣骑产量加倍。（人类）
Week of Chaos: Spell damage increased by 50% during battles.
混乱之周：战斗中，所有法术伤害增加50%。
Week of Colossus: Double growth for Colossuses and Titans.
巨人周：巨人与泰坦产量加倍。
Week of Conjunction: Triple growth for all creatures. Triple income of all resources from mines and towns.
连接之周：所有生物产量乘3， 所有城镇与矿产量乘3。
Week of Conjuration: Skill level of all Summoning Magic spells increased to maximum during battles.
召唤周：战斗中，所有召唤魔法等级变为最高级。
Week of Cuckoo: No special effect. （无特效）
Week of Deer: No special effect. （无特效）
Week of Demon: Double growth for Demons and Horned Demons.
恶魔族周：魔和角魔督军的产量加倍。
Week of Devil: Double growth for Devils and Archdevils.
恶魔周： 恶魔与大恶魔产量加倍。
Week of Diplomacy: All neutral creatures that usually join for money will join for free.
外交周：以前所有要付钱才会加入的中立生物本周免费加入。
Week of Disease: Two thirds of creatures in all dwellings die (minimum remaining is one). Only one third of growth for all creatures.
疾病周：2/3在居所内的生物会死（亻最少剩一只）。本周所有生物产量只有1/3。
Week of Djinn: Double growth for Djinns and Djinn Sultans.
神灯周：神灯产量加倍。
Week of Dragon: Double growth for Deep Dragons and Black Dragons.
黑龙周：深渊龙与黑龙产量加倍。
Week of Dragonfly: No special effect. （无特效）
Week of Druid: Double growth for Druids and Druid Elders.
德鲁伊周：德鲁伊与德鲁伊长老产量加倍。
Week of Eagle: No special effect. （无特效）
Week of Earth: Earth spell damage increased by 50% during battles. Amount of summoned Earth Elementals increases by 50%.
大地周：战斗中，所有土地魔法伤害增加50%。 所有土地元素召唤魔法招出的元素数量增加50%。
Week of Ether: Spell cost doubled.
以太周：所有法术会消耗2倍魔力。
Week of Evocation: Skill level of all Destructive Magic spells increased to maximum during battles.
毁灭周：所有毁灭魔法等级变为最高级。
Week of Falcon: No special effect. （无特效）
Week of Feebleness: Defense of all creatures from Haven, Sylvan and Academy factions reduced by 20% during battles.
虚弱之周：圣堂，精灵城，与学院的所有生物防御力下降20%。
Week of Festivals: No resource income from towns and mines.
庆祝周：没有资源收入。 （金钱除外）