Consul's Lieutenant 

Creature — Human Soldier
First strike
Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
Whenever this creature attacks, if it's renowned, other attacking creatures you control get +1/+1 until end of turn.
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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.
Wild Beastmaster 95%
$0.35#8287
"Whenever this creature attacks, each other creature you control gets +X/+X until end of turn, where X is this creature's power."
Soltari Champion 95%
#17048
"Whenever this creature attacks, other creatures you control get +1/+1 until end of turn."
Bolt Hound 95%
$0.14#13083
"Whenever this creature attacks, other creatures you control get +1/+0 until end of turn."
Jelenn Sphinx 95%
$0.08#23761
"Whenever this creature attacks, other attacking creatures get +1/+1 until end of turn."
Renegade Warlord 95%
#30962
"Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn."
+1 more matching line
Honored Crop-Captain 94%
$0.12#14586
"Whenever this creature attacks, other attacking creatures get +1/+0 until end of turn."
Demolisher Spawn 93%
$0.31#5994
"Whenever this creature attacks, if there are four or more card types among cards in your graveyard, other attacking creatures get +4/+4 until end of turn."
Cultivator of Blades 93%
$0.34#9625
"Whenever this creature attacks, you may have other attacking creatures get +X/+X until end of turn, where X is this creature's power."
Rampaging Classmate 92%
$0.27#25040
"Whenever this creature attacks, it gets +1/+0 until end of turn for each other attacking creature."
Golden-Tail Trainer 91%
$0.24#9820
"Whenever this creature attacks, other modified creatures you control get +X/+X until end of turn, where X is this creature's power."
Dauntless Veteran 90%
$0.13#16001
"Whenever this creature attacks, creatures you control get +1/+1 until end of turn."
Inspiring Unicorn 90%
$0.18#15870
"Whenever this creature attacks, creatures you control get +1/+1 until end of turn."
Wandering Musicians 90%
$0.08#20535
"Whenever this creature attacks, creatures you control get +1/+0 until end of turn."
Grotag Bug-Catcher 90%
$0.12#24173
"Whenever this creature attacks, it gets +1/+0 until end of turn for each creature in your party."
Incisor Glider 90%
$0.13#19290
"Whenever this creature attacks, if an opponent has three or more poison counters, creatures you control get +1/+1 until end of turn."
Charging Hooligan 90%
$0.14#27011
"Whenever this creature attacks, it gets +1/+0 until end of turn for each attacking creature. If a Rat is attacking, this creature gains trample until end of turn."
Alpine Houndmaster 89%
$0.16#22386
"Whenever this creature attacks, it gets +X/+0 until end of turn, where X is the number of other attacking creatures."
Akroan Hoplite 89%
$0.07#15923
"Whenever this creature attacks, it gets +X/+0 until end of turn, where X is the number of attacking creatures you control."
Belle of the Brawl 89%
$0.25#17198
"Whenever this creature attacks, other Knights you control get +1/+0 until end of turn."