Minotaur Tactician 

Creature — Minotaur
Haste
This creature gets +1/+1 as long as you control a white creature.
This creature gets +1/+1 as long as you control a blue 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.
Gearsmith Guardian 90%
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"This creature gets +2/+0 as long as you control a blue creature."
Briarberry Cohort 88%
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"This creature gets +1/+1 as long as you control another blue creature."
Ballynock Cohort 87%
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"This creature gets +1/+1 as long as you control another white creature."