Name:Ritual of Subdual
ManaCost:4 G G
Types:Enchantment
K:Cumulative upkeep:2
R:Event$ ProduceMana | ActiveZones$ Battlefield | ValidCard$ Land | ValidAbility$ Activated.hasTapCost | ReplaceWith$ ProduceColorless | Description$ If a land is tapped for mana, it produces colorless mana instead of any other type.
SVar:ProduceColorless:DB$ ReplaceMana | ReplaceType$ C
AI:RemoveDeck:All
AI:RemoveDeck:Random
SVar:NonStackingEffect:True
Oracle:Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)\nIf a land is tapped for mana, it produces colorless mana instead of any other type.
