Fire-Lit Bog
Land-Swamp Mountain (Rare)

(Tap: Add B or R to your mana pool.)

At the beginning of your end step, if you didn't cast any spells this turn, Fire-Lit Bog deals 1 damage to you.

R, Tap: Target red creature gets +1/+0 until end of turn.

1, Tap: Target land becomes a 2/2 black Rat creature until end of turn. It's still a land.

Christopher Grant West