Spell Shield

Strategy and Synergy
Spell Shield is basically a defense-oriented, costing 1 more mana but granting 120 Shield, which is decent. There are several ways you can work the of this spell around, with artifacts such as  and even.

Works better in a small kunai deck (3-4 cards at maximum), because are expendable and easily replenished with a wide array of artifacts and three other spells that constantly generates them back in your deck (i.e ). You can also use it to dispose of any in your deck, but care must be taken to not accidentally backfire a useful or necessary spell, which can be a serious problem in the middle of a heated battle.