Nevinyrral's Disk

This artifact enters tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Phyrexian Altar

Sacrifice a creature: Add one mana of any color.

Trample
When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.

Permanents you control gain hexproof and indestructible until end of turn.

Exile all permanents. Exile all cards from all hands and graveyards. Each player's life total becomes 1.

Destroy all creatures. They can't be regenerated.

Choose one or more —
• Exile all artifacts.
• Exile all creatures.
• Exile all enchantments.
• Exile all graveyards.