You may look at the top card of your library any time.
At the beginning of each combat, you may reveal the top card of your library. If you reveal a creature card this way, Vesuvan Drifter becomes a copy of that card until end of turn, except it has flying.
![Vesuvan Drifter (Showcase) [March of the Machine: The Aftermath]](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/cab4c5c1-2870-5ac3-8d5f-57881664b0c1_3b2de8bf-0be9-4a92-aa1c-b2aa0076da37.png?v=1698526009&width=1445)