Wurmcoil Engine

Black creatures get +1/+1.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+1. Whenever a land's ability causes you to add one or more mana of the chosen color, add an additional one mana of that color.

As this land enters, you may reveal an Elemental card from your hand. If you don't, this land enters tapped. T: Add R. R, T: Target creature gains haste until end of turn.

T: Add C. T, Sacrifice this land: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

This artifact enters tapped. 1, T: Destroy all artifacts, creatures, and enchantments.

3WW: You draw a card and target opponent gains 3 life.