Riptide Mangler 
Creature — Beast
$0.39 #28481 0.29 23.6 years
: Change this creature's base power to target creature's power. (This effect lasts indefinitely.)Click a line or tag to filter
Cards similar to Riptide Mangler 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.
Shape Stealer86%
$0.35↓#256630.3121.3 years↓
"Whenever this creature blocks or becomes blocked by a creature, change this creature's base power and toughness to that creature's power and toughness until end of turn."
Serene Master84%
$0.68↑#18990↑0.50↑12.8 years↓
"Whenever this creature blocks, exchange its power and the power of target creature it's blocking until end of combat."
Kalitas, Bloodchief of Ghet78%
$6.16↑#16418↑0.04↓16.9 years↓
"
, 
: Destroy target creature. If that creature dies this way, create a black Vampire creature token. Its power is equal to that creature's power and its toughness is equal to that creature's toughness."
, : Destroy target creature. If that creature dies this way, create a black Vampire creature token. Its power is equal to that creature's power and its toughness is equal to that creature's toughness."
Halfdane76%
$35.20↑#283000.60↑32.3 years↑
"At the beginning of your upkeep, change this card's base power and toughness to the power and toughness of target creature other than this card until the end of your next upkeep."
Soul's Grace76%
$0.14↓#17208↑0.2417.9 years↓
"You gain life equal to target creature's power."
Dong Zhou, the Tyrant75%
$200.00↑#241320.53↑27.3 years↑
"When this card enters, target creature an opponent controls deals damage equal to its power to that player."
Kiku, Night's Flower72%
$5.53↑#16878↑0.00↓21.9 years↓
"
, : Target creature deals damage to itself equal to its power."
, : Target creature deals damage to itself equal to its power."
Unruly Krasis72%
$0.41↑#21964↑0.06↓2.5 years↓
"Whenever this creature attacks, you may have the base power and toughness of another target creature you control become X/X until end of turn, where X is this creature's power."
Gigantomancer72%
$0.42↑#20686↑0.2916.4 years↓
": Target creature you control has base power and toughness 7/7 until end of turn."
: Target creature you control has base power and toughness 7/7 until end of turn."
Sentinel71%
$0.41↑#246310.17↓32.3 years↑
"
: Change this creature's base toughness to 1 plus the power of target creature blocking or blocked by this creature."
: Change this creature's base toughness to 1 plus the power of target creature blocking or blocked by this creature."