Norin the Wary [Time Spiral] Blue The purpose of any moat

The purpose of any moat is to impede attack

Set: Coldsnap Type: Instant Rarity: Rare Cost: {5}{B}{B} You may exile two black cards from your hand rather than pay this spell's mana cost

*King Lear*

Set: Alpha Edition Type: Instant Rarity: Common Cost: {X}{W} Prevent the next X damage that would be dealt to any target this turn

Set: Beta Edition Type: Artifact Creature — Wall Rarity: Uncommon Cost: {4} Defender (This creature can't attack

Norin the Wary [Time Spiral] Blue The purpose of any moatSet: Time Spiral Type: Legendary Creature Human Warrior Rarity: Rare Cost: {R} When a player casts a spell or a creature attacks, exile Norin the Wary. Return it to the battlefield under its owner's control at the beginning of the next end step. "I have a bad feeling about this."