![Sai, Master Thopterist [Core Set 2019 Prerelease Promos]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/sai-master-thopterist-core-set-2019-prerelease-promos.webp)
Description
| Set: | Core Set 2019 Prerelease Promos |
| Type: | Legendary Creature — Human Artificer |
| Rarity: | Rare |
| Cost: | {2}{U} |
Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying.
{1}{U}, Sacrifice two artifacts: Draw a card.
![Blood Crypt [Return to Ravnica]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/blood-crypt-return-to-ravnica.webp)
![Swords to Plowshares [Fourth Edition]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/swords-to-plowshares-fourth-edition.webp)
![Underground River [Tenth Edition]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/underground-river-tenth-edition.webp)
![Junun Efreet [Arabian Nights]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/junun-efreet-arabian-nights.webp)
![Zodiac Monkey [Portal Three Kingdoms]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/zodiac-monkey-portal-three-kingdoms.webp)
![Conqueror's Galleon // Conqueror's Foothold (Buy-A-Box) [Ixalan Treasure Chest]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/conqueror-s-galleon-conqueror-s-foothold-buy-box-ixalan-treasure-chest.webp)
![Shoe Tree (Alternate Foil) [Unhinged]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/shoe-tree-alternate-foil-unhinged.webp)
![Vivid Creek [Modern Masters]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/vivid-creek-modern-masters.webp)