Grand Architect 


Creature — Vedalken Artificer
Other blue creatures you control get +1/+1.
{U}: Target artifact creature becomes blue until end of turn.
Tap an untapped blue creature you control: Add {C}{C}. Spend this mana only to cast artifact spells or activate abilities of artifacts.
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Cards that do something similar expected a card that isn't here?
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Neurok Transmuter 89%
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"{U}: Until end of turn, target artifact creature becomes blue and isn't an artifact."
Paragon of Gathering Mists 100%
$0.19#20804
"Other blue creatures you control get +1/+1."
+1 more matching line