Tezzeret, Artifice Master [Core Set 2019 Prerelease Promos] Odyssey using their libraries as their

using their libraries as their decks

If both targets are still legal as this ability resolves

which can be quite unsettling for their prey

Set: Duel Decks: Izzet vs

Those creatures gain vigilance until end of turn

Tezzeret, Artifice Master [Core Set 2019 Prerelease Promos] Odyssey using their libraries as theirSet: Core Set 2019 Prerelease Promos Type: Legendary Planeswalker Tezzeret Rarity: Mythic Cost: {3}{U}{U} +1: Create a 1 1 colorless Thopter artifact creature token with flying. 0: Draw a card. If you control three or more artifacts, draw two cards instead. 9: You get an emblem with "At the beginning of your end step, search your library for a permanent card, put it onto the battlefield, then shuffle."