Scar for a Scar (Blue)

Red Yellow Blue

When this is played, if you have less

than an opposing hero, it gets go again.

Rulings

From the Welcome to Rathe release notes

The green symbol on Scar for a Scar is life.
Scar for a Scar checks if you have less life than your opponent at the time you play it. Changes after the card has been played does not cause Scar for a Scar to gain nor lose go again.

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)