You can cast a creature card that has been targeted by Havengul Lich from the graveyard, but unless it has flash, you can only do so if it's your main phase, the stack is empty, and you have priority
For example, in the case of barricade, the recovery function can be used to build a barrier to block the enemy's approach every round
1 Brain Control Like other Monster stealing cards, Brain Control spent a long time on and off of the Forbidden and Limited list, though this time it will most likely stay off of the list for good, since its recent errata has made it borderline useless in current Yu-Gi-Oh
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You can ignore freerunning and, I don't know, take the elevator or something, paying a spell's mana cost as normal