Stroke of Fate deals bonus damage for each unit hit, so aim it through the creep wave before striking the hero behind.

Stroke of Fate provides vision along its path, so use it to scout Roshan, high ground, and trees.

Soulbind makes single target spells hit both bound heroes, so coordinate with Doom or Hex for double value.

Phantom's Embrace silences the target and explodes if it survives, so cast it on spellcasters in fights.

Ink Swell gives an ally speed and stuns nearby enemies on burst, so use it to initiate or save your carry.

Grimstroke is squishy with no escape, so stay behind your frontline and keep your position safe.