Ratcatcher [Dissension] XY57 Set: Eventide Type: Enchantment Rarity:

Set: Eventide Type: Enchantment Rarity: Uncommon Cost: {1}{B} At the beginning of your upkeep

and after that

Set: Portal Three Kingdoms Type: Instant Rarity: Uncommon Cost: {W} Cast this spell only during the declare attackers step and only if you've been attacked this step

or Special Summoned during the turn a Thunder monster's effect was activated in the hand

wizard savant

Ratcatcher [Dissension] XY57 Set: Eventide Type: Enchantment Rarity:Set: Dissension Type: Creature Ogre Rogue Rarity: Rare Cost: {4}{B}{B} Fear (This creature can't be blocked except by artifact creatures and or black creatures.) At the beginning of your upkeep, you may search your library for a Rat card, reveal it, put it into your hand, then shuffle. An ogre's poisonous stench is like fine Kashkaval cheese to the noses lowest to the ground.