Leech Gauntlet 

Artifact Creature — Equipment Leech
Lifelink
Equipped creature has lifelink.
Reconfigure {4} ({4}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)
click a line to search just that ability, click more to combine them
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.
Butcher's Cleaver 88%
$0.36#13544
"As long as equipped creature is a Human, it has lifelink."
+1 more matching line
Multiclass Baldric 81%
$0.42#7009
"Equipped creature has lifelink if you control a Cleric, deathtouch if you control a Rogue, haste if you control a Warrior, and flying if you control a Wizard."
+1 more matching line
Mask of Griselbrand 80%
$0.70#3058
"Equipped creature has flying and lifelink."
+1 more matching line
Sigiled Contender 84%
$0.15#30198
"This creature has lifelink as long as it has a +1/+1 counter on it."