In a covenantal model, the hypostatic union of deity and humanity in Christ is distinguished from the mystical union of the church with its head.197 Christ is the federal head of his body, rather than the corporate personality. The person and work of Christ then and there, completed once and for all, is in no way extended or completed by the church; nevertheless, the Spirit’s work here and now is just as crucial if there is to be an actual union with Christ and his benefits. Whether by overly inflated