Fully stacks with other attack damage increasing auras.
The Alpha Wolf is one of the best creeps to have on your side in the late game due to its Packleader's Aura. However, care should be taken as to not let it too close to the enemy since it will die very fast, especially if the enemy has AoE damage or cleave.
The Alpha Wolf can also be converted to assist your carry's farm during the Mid game via Helm of the Dominator.
The Alpha Wolf is in most situations the best creep Doom can devour during the late game due to both Packleader's Aura and Critical Strike, which can drastically increase his damage output and carry capacities.