Sliver Hivelord [Mystery Booster] Champions of Kamigawa Set: Urza's Saga Type: Artifact

Set: Urza's Saga Type: Artifact Rarity: Rare Cost: {4} At the beginning of each player's upkeep

Set: Odyssey Type: Sorcery Rarity: Rare Cost: {3}{R} Untap target creature

Set: Alpha Edition Type: Sorcery Rarity: Rare Cost: {B}{B}{B} Remove Darkpact from your deck before playing if you're not playing for ante

When Elder Land Wurm blocks

Sliver Hivelord [Mystery Booster] Champions of Kamigawa Set: Urza's Saga Type: ArtifactSet: Mystery Booster Type: Legendary Creature Sliver Rarity: Mythic Cost: {W}{U}{B}{R}{G} Sliver creatures you control have indestructible. (Damage and effects that say "destroy" don't destroy them.) "This is the source, the line unbroken since the calamity that brought such monsters to our shores." Hastric, Thunian scout