Stature, Size Shifter {U}
Legendary Creature — Human Hero
Stature can't be blocked if her power is 1 or less.
Power-up — {X}{U}{U}: Put X +1/+1 counters on Stature. (Activate each power-up ability only once. Reduce the cost by her mana cost if she entered this turn.)
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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.
Immortus, Master of Eternity 85%
$9.67#23180
"Power-up — {5}{U}{U}: Each player shuffles their hand and graveyard into their library, then draws seven cards. Put a +1/+1 counter on this card."
Sandman, Shifting Scoundrel 84%
$0.41#9614
"this card can't be blocked by creatures with power 2 or less."
Prowler, Misguided Mentor 84%
$0.36#20171
"this card can't be blocked by creatures with power 2 or less."
Namora, the Sea Queen 81%
$0.44#27425
"Power-up — {5}{U}: Put a +1/+1 counter on this card. Create two 1/1 blue Merfolk creature tokens."
Kang the Conqueror 81%
$0.56#20599
"Power-up — {5}{U}{U}{U}: Put a +1/+1 counter on Kang. Take an extra turn after this one. During that turn, power-up abilities can't be activated."