Simic Fluxmage {2}{U}
Creature — Merfolk Wizard
Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)
{1}{U}, {T}: Move a +1/+1 counter from this creature onto target creature.
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Cards that do something similar expected a card that isn't here?
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Combine Guildmage 81%
$0.21#17600
"{1}{U}, {T}: Move a +1/+1 counter from target creature you control onto another target creature you control."