Sword of the Animist 
Legendary Artifact — Equipment
Equipped creature gets +1/+1.
Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Equip {2}
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Cards that do something similar expected a card that isn't here?
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Bitterthorn, Nissa's Animus 100%
$5.33#2062
"Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle."
+2 more matching lines
Hiveheart Shaman 86%
$0.16#25950
"Whenever this creature attacks, you may search your library for a basic land card that doesn't share a land type with a land you control, put that card onto the battlefield, then shuffle."
Harvest Hand // Scrounged Scythe 100%
$0.22#17642
"Equipped creature gets +1/+1."
+1 more matching line