Heroic Tier
Prerequisite: Changeling, changeling disguise power
Benefit: When you select this feat, you must choose one race that you can imitate with your changeling disguise power. You learn one additional language known by the race you chose (if the race can choose any language so can you), and you gain a +2 racial bonus to one skill to which the chosen race gains a bonus (if you chose human you gain the bonus to one skill of your choice). Additionally, when using changeling disguise to imitate your chosen race, you gain an additional +5 bonus to avoid detection.
Heroic Tier
Prerequisite: Changeling, changeling trick racial power, psion, send thoughts power, Telepathy Focus class feature
Benefit: You can expend your send thoughts as a free action to use your changeling trick as a ranged 20 power.
Heroic Tier
Prerequisite: Changeling, fighter
Benefit: You can expend your changeling trick racial power to mark each enemy adjacent to you until the end of your next turn. This effect replaces the power’s normal effect.
Heroic Tier
Prerequisite: Changeling, changeling trick racial power, artificer
Benefit: You can substitute an Arcana check for a Bluff check made as part of using your changeling trick racial power.
Also, while using an artificer melee attack power, when you hit an enemy that grants combat advantage to you, the target grants combat advantage to all attackers until the start of your next turn.
Heroic Tier
Prerequisite: Changeling or doppelganger, any divine class
Benefit: You can select domain feats for any domain, not just those for domains associated with your deity.
Also, you gain a +3 feat bonus to Religion checks.
Heroic Tier
Prerequisite: Changeling, invoker, Divine Covenant class feature
Benefit: After each extended rest, replace your covenant manifestation with the covenant manifestation from any Divine Covenant of your choice. You gain this covenant manifestation until the end of your next extended rest.
Epic Tier
Prerequisite: 21st level, changeling
Benefit: Whenever a creature scores a critical hit against you, make a saving throw. On a save, the critical hit is instead a normal hit.
Heroic Tier
Prerequisite: Changeling, assassin
Benefit: You can use a Stealth check in place of Bluff with your changeling trick racial power. In addition, if that check succeeds, the target cannot make opportunity attacks against you until the end of your next turn.
Heroic Tier
Prerequisite: Changeling, assassin, changeling trick power, assassin’s shroud power
Benefit: When you use changeling trick and you succeed on the Bluff check, you can use assassin’s shroud once against the target even if you have already used it on the target this turn.
Heroic Tier
Prerequisite: Changeling, changeling trick racial power, any psionic class
Benefit: You do not provoke opportunity attacks from enemies granting combat advantage to you.
Heroic Tier
Prerequisite: Changeling
Benefit: You can use the escape action as a minor action instead of a move action.
In addition, you do not grant combat advantage or take a penalty to attack rolls while squeezing.
Heroic Tier
Prerequisite: Changeling or doppelganger, avenger, oath of enmity power
Benefit: If you use your change shape racial power to assume the appearance of your oath of enmity target, you gain combat advantage against that creature until the end of your next turn.