Gold income in the preseason is generally high, which can lead to snowballing situations. In addition to clarifying assist gold, we also wanted to remove some of the "untrackable" gold in the mid to late game."
Assist gold rewards no longer scale up with game time (now 50% of kill reward from 50-80% of kill reward depending on game time)
"We want to better reward players for pushing down inhibitors, and felt that super minions should really live up to their name. Now players will need to be extra vigilant about lanes with a downed inhibitor."
Super Minions
Damage boost to nearby minions increased to 70% (from 40%)
Armor/Magic resistance boost to nearby minions increased to 70 (from 40)