Its striking design and rarity make it a highly desirable card
The fact that it doesnt stop permanents from entering the battlefield from libraries is also huge for certain decks that wouldnt want to run similar cards that hit libraries
It's the same with video games, we think "oh this was a great game" than we install it and instantly regret doing so
Wanting to play it turn one also reduces the value of cards like Inquisition of Kozilek which are ideally what you lead with so as to remain safest and in the most control of the game
POWER/TOUGHNESS 3/3 ILLUSTRATOR Johannes Voss LEGALITIES Standard Future Historic Timeless Gladiator Pioneer Modern Legacy Pauper Vintage Penny Commander Oathbreaker Standardbrawl Brawl Competitivebrawl Alchemy Paupercommander Duel Oldschool Premodern Predh Tlr LANGUAGES EN FR DE IT JP KR PT RU ES ZH-CN ZH-TW RULINGS 2022-04-29 If you choose to pay the blitz cost rather than the mana cost, you're still casting the spell
If we had just stopped there, all would have been well, but Aaron had a column at the time and, in it, he revealed that we had no intention of ever making Contraptions