Sab-Sunen, Luxa Embodied {3}{G}{U}
Legendary Creature — God
Reach, trample, indestructible
Sab-Sunen can't attack or block unless it has an even number of counters on it. (Zero is even.)
At the beginning of your first main phase, put a +1/+1 counter on Sab-Sunen. Then if it has an odd number of counters on it, draw two cards.
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Cards that do something similar 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.
The Lion-Turtle 94%
$0.27#12455
"this card can't attack or block unless there are three or more Lesson cards in your graveyard."
Ketramose, the New Dawn 94%
$3.44#7569
"this card can't attack or block unless there are seven or more cards in exile."