Wingrattle Scarecrow 
Artifact Creature — Scarecrow
This creature has flying as long as you control a blue creature.
This creature has persist as long as you control a black creature. (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)
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Cards that do something similar expected a card that isn't here?
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Watchwing Scarecrow 100%
$0.28#18667
"This creature has flying as long as you control a blue creature."
+1 more matching line
Rattleblaze Scarecrow 100%
$0.31#16289
"This creature has persist as long as you control a black creature."
Urborg Scavengers 81%
$0.30#12363
"This creature has flying as long as a card exiled with it has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance."