If you are a Guardian in AdventureQuest, you do get perks in DragonFable and MechQuest.

You do not, however, get free upgrades in DragonFable or MechQuest.

Currently we do not offer an upgrade package for all three games.

To get perks in DragonFable, you must Verify your AQ account.
To get perks in MechQuest, you must Verify your AQ account.
You can also Verify your DF account in MechQuest.