Devour gives you neutral creep abilities, so consume the right creeps for stuns or auras.

Devour gives bonus gold, so use it to keep your farm ahead.

Doom silences all abilities and items, so cast it on the enemy's key hero.

Infernal Blade deals percentage damage, so it shreds tanky carries.

Scorched Earth heals you and damages enemies, so use it to chase and survive.

Doom is tanky, so frontline and let your ultimate decide the fight.