Sphinx Ambassador 
Creature — Sphinx
$16.46 #11507 0.94 17.1 years
Flying
Whenever this creature deals combat damage to a player, search that player's library for a card, then that player chooses a card name. If you searched for a creature card that doesn't have that name, you may put it onto the battlefield under your control. Then that player shuffles.
Click a line or tag to filter
Cards similar to Sphinx Ambassador expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Bribery86%
$3.28↓#2985↑1.14↑26.9 years↑
"Search target opponent's library for a creature card and put that card onto the battlefield under your control. Then that player shuffles."
Inevitable Betrayal78%
$1.14↓#3079↑0.57↓5.3 years↓
"Search target opponent's library for a creature card and put that card onto the battlefield under your control. Then that player shuffles."
Soul Seizer // Ghastly Haunting70%
$0.12↓#24083↓0.00↓14.6 years↓
"When this creature deals combat damage to a player, you may transform it. If you do, attach it to target creature that player controls."
+1 more matching line