What is Yours is Also Mine is an achievement in Halo 4. It is obtained by disabling then boarding an enemy vehicle while playing on a Castle map pack map in matchmaking.
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.