Nyx

Nontoken creatures are enchantments in addition to their other types. Constellation — Whenever an enchantment you control enters, you gain 1 life. Whenever chaos ensues, choose a color. Add an amount of mana of that color equal to your devotion to that color.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6onlhih81jpb1hkamau75r.