Gaea's Liege [International Collectors' Edition] HGSS03 you can discard 1 card

you can discard 1 card to select 1 Level 4 or lower Machine-Type monster from your Graveyard

then your opponent rolls a six-sided die

{T}: Target opponent mills a card

If you search your library this way

Gaea's Liege [International Collectors' Edition] HGSS03 you can discard 1 cardSet: International Collectors' Edition Type: Creature Avatar Rarity: Rare Cost: {3}{G}{G}{G} As long as Gaea's Liege isn't attacking, its power and toughness are each equal to the number of Forests you control. As long as Gaea's Liege is attacking, its power and toughness are each equal to the number of Forests defending player controls. {T}: Target land becomes a Forest until Gaea's Liege leaves the battlefield.