Spike Drone 
Creature — Spike Drone
This creature enters with a +1/+1 counter on it.
{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature.
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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.
Spike Colony 100%
#27806
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Hatcher 100%
#28666
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Rogue 100%
$0.21#26258
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Feeder 100%
#9364
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Worker 100%
$0.13#27362
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Soldier 100%
$0.17#27811
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Breeder 100%
#26649
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Weaver 100%
$4.99#10135
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Spike Tiller 100%
$0.26#27605
"{2}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature."
+1 more matching line
Selfless Police Captain 100%
$0.16#15620
"This creature enters with a +1/+1 counter on it."
+1 more matching line