Uba Mask [Champions of Kamigawa] Mirrodin Promos If a land is tapped

If a land is tapped for mana

you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control

Her Phyrexian credo of "Waste not

Set: Classic Sixth Edition Type: Artifact Rarity: Rare Cost: {4} At the beginning of each player's draw step

{T}: Add {B} for each basic Swamp you control

Uba Mask [Champions of Kamigawa] Mirrodin Promos If a land is tappedSet: Champions of Kamigawa Type: Artifact Rarity: Rare Cost: {4} If a player would draw a card, that player exiles that card face up instead. Each player may play lands and cast spells from among cards they exiled with Uba Mask this turn.