Mana Matrix

Instant and enchantment spells you cast cost up to less to cast.

Flying Carpet

, : Target creature gains flying until end of turn.

Helm of Chatzuk

, : Target creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature’s combat damage, not its controller, among any of the creatures it’s being blocked by or is blocking.)

Nevinyrral’s Disk

Nevinyrral’s Disk enters the battlefield tapped.
, : Destroy all artifacts, creatures, and enchantments.

Winter Orb

As long as Winter Orb is untapped, players can’t untap more than one land during their untap steps.

Nevinyrral’s Disk

Nevinyrral’s Disk enters the battlefield tapped.
, : Destroy all artifacts, creatures, and enchantments.

Wooden Sphere

Whenever a player casts a green spell, you may pay . If you do, you gain 1 life.

Circle of Protection: Red

: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Winter Orb

As long as Winter Orb is untapped, players can’t untap more than one land during their untap steps.

Wooden Sphere

Whenever a player casts a green spell, you may pay . If you do, you gain 1 life.

Aladdin’s Lamp

, : The next time you would draw a card this turn, instead look at the top X cards of your library, put all but one of them on the bottom of your library in a random order, then draw a card. X can’t be 0.

Flying Carpet

, : Target creature gains flying until end of turn.

Lord of the Pit

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can’t, Lord of the Pit deals 7 damage to you.

Lord of the Pit

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can’t, Lord of the Pit deals 7 damage to you.

Helm of Chatzuk

, : Target creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature’s combat damage, not its controller, among any of the creatures it’s being blocked by or is blocking.)

Fireball

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

Mana Vault

Mana Vault doesn’t untap during your untap step.
At the beginning of your upkeep, you may pay . If you do, untap Mana Vault.
At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.
: Add .

Aladdin’s Lamp

, : The next time you would draw a card this turn, instead look at the top X cards of your library, put all but one of them on the bottom of your library in a random order, then draw a card. X can’t be 0.