Exava, Rakdos Blood Witch {2}{B}{R}
Legendary Creature — Human Cleric
First strike, haste
Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)
Each other creature you control with a +1/+1 counter on it has haste.
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Cards that do something similar expected a card that isn't here?
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Samut, the Driving Force 81%
$0.19#12884
"Other creatures you control get +X/+0, where X is your speed."
+1 more matching line
Smellerbee, Rebel Fighter 81%
$0.33#9143
"Other creatures you control have haste."
+1 more matching line