Refraction has no cast animation, so pop it right as a nuke like Laguna Blade lands to absorb it.

Spam Refraction in lane to out last hit and deny your opponent, controlling runes keeps the mana up.

Master the Blink plus Meld strike combo, the armor debuff and bonus damage delete isolated targets.

Learn to farm with Psiblades splashing creeps, it works like a free Battlefury.

Meld is an aggressive offensive spell, use it to scout and burst instead of hiding.

Protect your mana, without it Refraction and Meld go dark and you become vulnerable.