Cloudkicker is a pretty solid card in both constructed and starter deck tournament formats, enabling you to bounce weaker cards into your opponents hand
Although you lose out on some of the guaranteed functionality of cards like Windfall, Wheel of Fortune, or some others, you gain a sincere mana advantage that enables you to use your new hand to nearly its fullest potential
Its basically played everywhere, and it shines more or less depending on the metagame
Twinning Staff is a slam-dunk inclusion, and I might even run Chaos Wand just to see what happens
Until then, however, theres a slim possibility that the cards current owner may keep ahold of it
Cards in hand are counted after lands have been sacrificed, and creatures on the battlefield are counted after cards have been discarded