Resistances and Weaknesses: General information on how resistances and weaknesses interact.

If you hit a third time, that will make 300, and so on. The end result will be 200 weakness to magic (the original 100 will be gone).

Creature Resistances: A listing of which creatures have natural resistances and weaknesses to various types of damage. True, but in the case of Weakness to Magic, it still makes sense to repeatedly hit (or cast): the first weakness to magic will make the second one hit twice as hard.

cover up the weakness of their hearts let alone those who allow their ego.

This effect can be gained for spell making and enchanting via spells, choosing the Altmer race, or choosing the Lord Birthsign. The Bringer of Oblivion from the story Magic Can Change The World written.

However, since it is the only ingredient that contains this effect, and since the effect is not listed first, it is impossible to create a Weakness to Fire poison. Having it all in the same spell would likely do the trick. In Shivering Isles, one ingredient, Ashen Remains, contains Weakness to Fire as an effect. Spell1: Weakness to magic 100 Spell2:Frost Damage 50 pts for 6 secs, Damage Fatigue 150/200 pts and Paralyze for 4 secs. Some creatures (and some character races) have natural weaknesses to fire. +50 Magicka, 50 absorb spells, Magicka regenerates 50 slower. Fortify Magicka 150 points on Self, Spell Absorption 50 on Self, Stunted Magicka on Self (prevents standard magicka regeneration). +100 Magicka regeneration, +100 weakness to Magicka. Weakness to Fire can be combined with Weakness to Magic to inflict even more damage: the two enhancements are multiplied together for fire damage caused by spells or enchantments (i.e., Weakness to Fire 100% and Weakness to Magic 100% results in 4 (=2x2) times the damage). Fortify Magicka 100 points on Self, Weakness to Magic 100 on Self. Magnitudes greater than 100% are possible if multiple effects are simultaneously active. The Weakness effect must already be active before the Damage effect the increased damage will not occur if the Weakness and Damage effect are combined into a single spell. For example, a target with Weakness to Fire 50% active will suffer 9 points of damage from a Flare spell, instead of the usual 6 points. Weakness to Fire increases by M% the damage inflicted on the target with subsequent Fire Damage attacks the effect lasts for D seconds.

Oblivion weakness to magic