Caged Sun

As this artifact enters, choose a color.

Creatures of the chosen color get +1/+1.

Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

When this artifact enters, draw three cards.

: Add three mana of any one color.

Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of this artifact. Untap it.

, Sacrifice one or more artifacts: Choose a color. Target player adds three mana of the chosen color for each artifact sacrificed this way.

As Throne of Eldraine enters, choose a color.

: Add four mana of the chosen color. Spend this mana only to cast monocolored spells of that color.

, : Draw two cards. Spend only mana of the chosen color to activate this ability.

This artifact enters tapped.

Domain — : Add X mana in any combination of colors, where X is the number of basic land types among lands you control.

When this artifact enters, it deals 2 damage to any target.

: Add one mana of any color.