Jace's Machinations 

Instant
$0.64 #12788 0.35 0.0 years
Until end of turn, you may activate loyalty abilities of Jace planeswalkers you control on any player's turn any time you could cast an instant.
Empower Jace 8. (Put eight loyalty counters on a Jace token you control. If you don't control one, first create a blue Jace planeswalker token with "[−1]: Surveil 1" and "[−3]: Draw a card.")
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Cards similar to Jace's Machinations 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.
Theorist's Proxy74%
$0.31↓#17779↓0.13↓0.0 years
"When this creature enters, empower Jace 3."
+1 more matching line
Keeper of the Quiet Hour74%
$0.11↓#23836↓0.06↓0.0 years
"When this creature enters, empower Jace 2."
Teferi, Temporal Archmage72%
$1.28↑#3943↑0.4212.0 years↑
"−10: You get an emblem with "You may activate loyalty abilities of planeswalkers you control on any player's turn any time you could cast an instant.""
Teferi, Master of Time72%
$8.17↑#2134↑1.13↑6.3 years↑
"You may activate loyalty abilities of this card on any player's turn any time you could cast an instant."