As these two preview cards adequately display, playing both card effects (left to right) provides a substantial boon for players that can use both pieces.
Robinson not only has to decide who will play second row in Kellock's absence but who will take over his role as captain, but the coach was playing his cards close to his chest.
That would really tip the playing field against high-benefit cards that rake off as much as 3% of sales revenue and hand much of it back to consumers in rebates, air miles or other lagniappe.