Twilight Drover {2}{W}
Creature — Spirit
Whenever a creature token leaves the battlefield, put a +1/+1 counter on this creature.
{2}{W}, Remove a +1/+1 counter from this creature: Create two 1/1 white Spirit creature tokens with flying.
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Cards that do something similar expected a card that isn't here?
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Custodi Soulbinders 100%
$0.27#13690
"{2}{W}, Remove a +1/+1 counter from this creature: Create a 1/1 white Spirit creature token with flying."
Boomer Scrapper 90%
$0.25#11672
"Whenever a token you control leaves the battlefield, put a +1/+1 counter on this creature."
Shinewend 85%
$0.27#19033
"{1}{W}, Remove a +1/+1 counter from this creature: Destroy target enchantment."
Flaming Fist Officer 85%
$0.18#19615
"Whenever another creature you control leaves the battlefield, put a +1/+1 counter on this creature."
Ninth Bridge Patrol 85%
$0.08#19995
"Whenever another creature you control leaves the battlefield, put a +1/+1 counter on this creature."