Zendikar Rising

Shell Shield | Instant | | Kicker {1} (You may pay an additional {1} as you cast this spell.) Target creature you control gets +0/+3 until end of turn. If this spell was kicked, that creature also gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.) | Wisnu Tan

Concerted Defense | Instant | | Counter target noncreature spell unless its controller pays {1} plus an additional {1} for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) | Chris Rallis

Chilling Trap | Instant | | Target creature gets -4/-0 until end of turn. If you control a Wizard, draw a card. | Johann Bodin