Back to Basics

Nonbasic lands don't untap during their controllers' untap steps.

Fire

Fire deals 2 damage divided as you choose among one or two targets.

Fire // Ice

Price of Progress

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Wildfire

Each player sacrifices four lands of their choice. Wildfire deals 4 damage to each creature.

Magus of the Moon

Blood Moon

Keranos, God of Storms

Indestructible
As long as your devotion to blue and red is less than seven, Keranos isn't a creature.
Reveal the first card you draw on each of your turns. Whenever you reveal a land card this way, draw a card. Whenever you reveal a nonland card this way, Keranos deals 3 damage to any target.

Vedalken Shackles

You may choose not to untap Vedalken Shackles during your untap step.
{2}, {T}: Gain control of target creature with power less than or equal to the number of Islands you control for as long as Vedalken Shackles remains tapped.