Have

Disenchant

Plains

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Conversion

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

Sunglasses of Urza

You may spend white mana as though it were red mana.

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.

Dwarven Warriors

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

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Animate Wall

Enchant Wall
Enchanted Wall can attack as though it didn't have defender.

Death Ward

Wall of Fire

Defender (This creature can't attack.)
{R}: Wall of Fire gets +1/+0 until end of turn.

Mountain

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.