Characters never spontaneously got new abilities on leveling up in 2e?
Ranger: "Hey, I'm 8th level, I can cast spells!"
Wizard: "Sweet, I'm 3rd level, I can cast 2nd level spells!"
Thief: "Hey, I'm 10th level, I can use scrolls!"
Cleric: "Hey, I'm 9th level, the church says i can build a fort...