Kithkeeper

Vivid — When this creature enters, create X 1/1 green and white Kithkin creature tokens, where X is the number of colors among permanents you control. Tap three untapped creatures you control: This creature gets +3/+0 and gains flying until end of turn.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6opg55ipo1pb1hzwyh75lg.