Cards for Creation Cup

[Admin]

Triangular Prism
Attribute: Wind
Level: 4
Type: Rock
Type 2: Effect
Atk: 1300
Def: 1250
Effect: When this card is summoned, you may make your opponent discard a card from their hand.

Rectangular Prism
Attribute: Fire
Level: 4
Type: Rock
Type 2: Effect
Atk: 1800
Def: 1000
Effect: When this card is summoned, you may destroy one monster on the field.

Pentagonal Prism
Attribute: Dark
Level: 4
Type: Rock
Type 2: Effect
Atk: 1600
Def: 1400
Effect: When this card is summoned, you may lower the atk and def of one monster on the field to 0 until the end phase. (You cannot do this to facedowns)

Hexagonal Prism
Attribute: Light
Level: 4
Type: Rock
Type 2: Effect
Atk: 900
Def: 1900
Effect: When this card is summoned, one monster on the field's effect is negated until the end phase.

Heptagonal Prism
Attribute: Earth
Level: 4
Type: Rock
Type 2: Effect
Atk: 1700
Def: 1500
Effect: When this card is summoned, you may draw a card.

Octagonal Prism
Attribute: Water
Level: 4
Type: Rock
Type 2: Effect
Atk: 1400
Def: 1800
Effect: When this card is summoned, you may destroy one spell or trap card on the field.

Cylindra
Attribute: Light
Level: 6
Type: Rock
Type 2: Effect
Atk: 2100
Def: 2050
Effect: While this card is faceup on the field, every monster your opponent summons is changed to an attribute of your choice.

Spherus
Attribute: Light
Level: 8
Type: Rock
Type 2: Effect
Atk: 1500
Def: 3500
Effect: Once per turn you may discard a card to special summon from your deck a level 4 or lower Prism monster.
Effect 2: If Cylindra is on the field while this card is on the field, you may prevent the destruction of one Prism monster once per turn.

[Kyo Takimashi]

Approved.
I don't think they are half bad.

[Admin]

Prism Knight
Attribute: Light
Level: 8
Type: Rock
Type 2: Effect/Fusion
Atk: 2400
Def: 2200
Effect: This card cannot be summoned by fusion summon. If you have Prism Lord Polyos on the field, you may special summon this card from your extra deck by paying 1000 LP.
Effect 2: When this card destroys a monster, depending on it's current attribute when it battled this monster, apply the following effects.
LIGHT: This card turns into the LIGHT attribute and can negate the effect of a monster once per turn.
DARK: This card turns into the DARK attribute and can lower the atk and def of a monster once per turn to 0.
WATER: This card turns into the WATER attribute and can destroy one spell or trap once per turn.
FIRE: This card turns into the FIRE attribute and can destroy one monster once per turn.
EARTH: This card turns into the EARTH attribute and you can draw a card once per turn.
WIND: This card turns into the WIND attribute and can make the opponent discard a card once per turn.
Effect 3 (Flaw): When Prism Lord Polyon is destroyed, this card is destroyed and the owner of it takes damage equal to it's atk.

Prism Lord Polyon
Attribute: Light
Level: 10
Type: Rock
Type 2: Effect/Fusion
Atk: 4000
Def: 4000
Req: All six Prism monsters in the grave or field. Must be summoned using Prism Merge.
Effect: This card when dealing battle damage always gives 0.
This card's attribute is also treated as dark, water, earth, fire, and wind.
This card is uneffected by spells and traps.
Effect 2: When a monster of a certain attribute is summoned by the opponent, apply the following effects:
LIGHT: Negate the effect of one monster on the field until the end phase.
DARK: Lower the atk and def of one monster on the field to 0 until the end phase.
WATER: Destroy one spell or trap.
FIRE: Destroy one monster.
EARTH: Draw a card.
WIND: Make the opponent discard a card.
Effect 3 (Flaw): If this card is targeted by a monster's effect, this card's atk and def go to 0 until the end phase.

[Kyo Takimashi]

Approved

[Admin]

Prism Merge
Type: Normal Spell
Effect: This card is used to fusion summon Prism Lord Polyon. Remove from play from your side of the field or the grave the six material monsters needed for the fusion. When Polyon is destroyed, this card is removed from play from your grave.

Polygon Palace
Type: Field Spell
Effect: When a Prism is destroyed, you may equip it to one monster on your side of the field. (A monster can only have one monster equipped to it at a time) If that monster is Spherus, Cylindra, or a Prism monster, the equipped monster gains the effect that the Prism that's equipped to it would activate once per turn.
Effect 2: While you have 3 or more Prisms on the field while this is the field spell, you may sacrifice this card to allow all Prisms on your field of level 4 and lower to attack directly.

Broken Blocks
Type: Quick-play spell
Effect: You may discard 2 cards to special summon as many Prism monsters in your grave to the field as possible.

Rainbow Prism
Type: Normal Trap
Effect: This card is treated as a monster when it is activated. You may only activate this card if you have a faceup Prism monster on the field. This is the only monster on your side of the field that can be attacked. Lv1 0/0 Light, When this card is destroyed by battle, all damage you take can be stalled until three of your standby phases later but if you do this, the damage is doubled. This card is summoned in atk mode if it is activated.

Colorful Array
Type: Continuous Trap
Effect: Everytime a Prism monster is special summoned, you may heal your LP by 500.

Stone of Perfection
Type: Continuous spell
Effect: Whenever a Rock type monster is summoned, it cannot be destroyed the turn it is summoned.

[Kale Ikataru]

Approved, although Polygon Palace's second effect might be a bit powerful... I don't know...