Gordon doesn't need to hear all this, he's a highly trained professional.
Features:
New model for Aphelios and his deadly arsenal
New voiceover
New sound effects
Modified particles
New loading screen image
Modified portrait icons
Credits:
Kingshound: Model work and particles
RoloRolla: Voice over and sound effects
Model extracted from Half-Life 1 and 2
For the voice over you have to download the mod that matches with your LoL language settings. Here's a handy chart to help you choose:
Showcase: