Elemental supremacy

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 ||:| -= Elemental Supremacy =- |:                             |:||
 ||:|      Path of Defense      |: Elemental supremacy allows  |:||
 ||:|                           |: a mage to cast shockshield  |:||
 ||:|   Syntax:                 |: fireshield and iceshield    |:||
 ||:|                           |: in one casting.             |:||
 ||:| cast 'elemental supremacy'|:                             |:||
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 ||:|__________________________ |: ____________________________|:||
 ||/___________________________\|:/_____________________________\||
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This spell when cast generally lasts about 171 rounds, when cast by a high level Defensive mage