Flameborn Retribution (Red)

When this defends, if you've been dealt damage this turn, you may return a Phoenix Flame from your graveyard to your hand.

Go again

Rulings

From the Uprising release notes

The triggered effect triggers and resolves during the defend step of combat.
You must have taken damage at the time you defend with Flameborn Retribution to meet the condition. If you have not taken damage, then you defend an attack with Flameborn Retribution and are dealt damage from the attack, you would not retroactively meet the condition and be granted the effect.
Phoenix Flame refers to a card with the name “Phoenix Flame”

Keyword notes

Go again - Go again allows multiple actions to be played in a turn when usually playing an action with use up your action point, and therefore end your turn. A card with go again gives the controller of that card or activated ability 1 action point when it resolves.

When an action with go again resolves, its controller gains 1 action point.
Multiple instances of go again on the same card or activated ability do not stack. If a card or activated ability has multiple instances of go again when it resolves its controller gains 1 action point only.
If an action with go again does not resolve, its controller does not gain 1 action point.
You cannot reveal a card with no to Belittle. The card must have a value to its power that is 3 or less. (0 is a value)