It has a base attack of 60 and does 60 more damage if your opponent is poisoned
As for Walking Wake exs Ability, Aure Seas, it allows Walking Wakes attacks to be unaffected by any effects on your opponents active Pokmon, which could prove very useful against Tool-heavy compositions
Ankle Shanker Balduvian Atrocity Bloodsky Berserker Burning-Rune Demon Champion of the Weird Cleaving Reaper Deathknell Berserker Duskwielder Eradicator Valkyrie Escaped Null Garna, Bloodfist of Keld Gastal Thrillseeker Grim Draugr Gutsplitter Gang Heir to the Night Insatiable Frugivore Jund Hackblade Kardur, Doomscourge Karfell Kennel-Master Mogis's Marauder Ogre Siegebreaker Olivia's Dragoon Persistent Marshstalker Pitiless Horde Rage-Scarred Berserker Rakdos Shred-Freak Renegade Reaper Roxxon Brutes Scorn-Blade Berserker Skemfar Avenger Uruk-hai Berserker Vial Smasher the Fierce Vindictive Mob
The cards are notoriously difficult to grade which has resulted in low pops because no-one has what we traditionally consider to be gradeworthy copies
Make a treasure, a food, a clue, a soldier, a warrior with vigilance, or even a 4/4 Angel