Originally Posted by Useless

All the guides, I'm assuming you went to RoseGuru, are out dated, there was a recent update that changed the game drastically.
They made it more class balanced.
You no longer need a Cleric for buffs, but you can get potions, a more expensive way around it.
Your not outdated, but the game now is easier to understand.
Each class has a defined path on the skill tree so its easy to figure out.