Waxing of the Blood Moon

At the beginning of your upkeep, you may put a
cycle counter on Waxing of the Blood Moon.
Remove a cycle counter from Waxing of the
Blood Moon: Target land becomes a Mountain.
Sacrifice a Mountain: Put a cycle counter on
Waxing of the Blood Moon.
"This is why clouds cover the sky. What have I done?"
- Ordaniwen