A nice addition to this guide, would be a short note to each of these paragraphs, indicating where or how you obtain them.
As a new player, none of these looks familiar.

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1. Arlorian Egg-shelled Ring ( 10% XP proc randomly when a mob is killed) cost 500k-1M.
2. Abaddon/Re-gifter Egg ( It's happiness bonus will give you 10/15% extra XP respectively )
3. 30min 50% extra XP Elixir ( will grant you 50% extra XP from mobs, bosses and turning quests) [ Does not stack with Number 4]
4. 30min 60% extra XP Elixir ( will grant you 60% extra XP from mobs, bosses and turning quests.) [ Does not stack with Number 3]
5. 7 Day XP Elixir ( counts down offline/while in towns ): stacks with (Number 3 OR 4)