Detonate

Destroy target artifact with mana value X. It can't be regenerated. Detonate deals X damage to that artifact's controller.

Disintegrate

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Dragon Whelp

Flying
{R}: This creature gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice this creature at the beginning of the next end step.

Dwarven Warriors

{T}: Target creature with power 2 or less can't be blocked this turn.

Earth Elemental

Earthquake

Earthquake deals X damage to each creature without flying and each player.

Conversion

At the beginning of your upkeep, sacrifice this enchantment unless you pay {W}{W}.
All Mountains are Plains.

Eternal Warrior

Enchant creature
Enchanted creature has vigilance.

Fire Elemental

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Firebreathing

Enchant creature
{R}: Enchanted creature gets +1/+0 until end of turn.

Fissure

Destroy target creature or land. It can't be regenerated.

Flashfires

Giant Strength

Enchant creature
Enchanted creature gets +2/+2.

Goblin Balloon Brigade

{R}: This creature gains flying until end of turn.

Goblin King

Other Goblins get +1/+1 and have mountainwalk.

Fourth Edition