Yes, creatures are (briefly) spells too in fact, the only cards which are never spells are Lands, since those are played straight from hand to battlefield without touching the stack
Rather than aiming to take out opponents as quickly as possible, Control decks aim to 'control' the board, depriving opponents of key resources through removal and counter spells, preventing opponents from assembling their win-conditions while assembling a win-condition of your own
What I find curious about Teferi is the way their abilities work: One benefits you and the other restricts your opponents
Look out for uneven Pokeballs, upside down Pokeballs (red is at the bottom), and for incorrect saturation, deeper blues Packs Real card packs have flat edges, not much air between the packs of cards, and a Pokeball logo Fake packs can have incorrect crimping on the packs, triangle cuts on the edges, and more air in the packet, as well as hard and crackly packaging Squeeking noise Real cards have a smooth finish Fake cards can have a paper fridge magnet-like texture