River Delta
ea335fc0-0591-4acd-9ae8-7858222770da
$1.00 CND
River Delta doesn't untap during your untap step if it has a depletion counter on it.
At the beginning of your upkeep, remove a depletion counter from River Delta.
{T}: Add {U} or {B} to your mana pool. Put a depletion counter on River Delta.