Professor Hojo

The first activated ability you activate during your turn that targets a creature you control costs {2} less to activate. Whenever one or more creatures you control become the target of an activated ability, draw a card. This ability triggers only once each turn.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o3yqc1p1ppb1htaxb2vql.