These cards are likely the most challenging cards to script given their effects. Here is the exact effects of each Egyptian God in PSCT that most accurately reflects the manga and anime. Refer to this thread for a full detailed breakdown: Reverse Engineering the Egyptian Gods' Effects
Good luck to those who are brave enough to take on these monsters.
- Slifer the Sky Dragon (オシリスの天空竜) aka Osiris the Heavenly Dragon
(This card’s Divine Hierarchy is 1.) Requires 3 Tributes to Normal Summon (cannot be Normal Set). This card’s Normal Summon cannot be negated. Cannot be Tributed by your opponent. Control of this card cannot switch. This card’s effects cannot be negated. When Normal Summoned, cards and effects cannot be activated, except monsters whose Divine Hierarchy is equal or higher than this card. Unaffected by other cards’ effects, except the turn they are applied. Once per turn, during the End Phase: This card’s ATK/DEF becomes its original ATK/DEF, also destroy any Equip Cards equipped to this card. Once per turn, during the End Phase, if this card was Special Summoned by a card effect: Return this card to the location it was Special Summoned from. Unaffected by card effects that would make this card leave the field, except effects of monsters whose Divine Hierarchy is higher than this card. Unaffected by any of your opponent’s monster effects, except effects of monsters whose Divine Hierarchy is equal or higher than this card. Cannot be destroyed by battle with a monster whose Divine Hierarchy is lower than this card, also you take no battle damage from that battle. Once per turn, when a card or effect is activated that targets a Level 10 or higher DIVINE monster you control, or a monster you control is targeted for an attack by an opponent’s monster (Quick Effect): You can change the target to this card instead. Only 1 “Slifer the Sky Dragon” can be on the field. While face-up on the field, this card is also Dragon-Type. The ATK/DEF of this card each become equal to the number of cards in your hand x 1000. If a monster(s) is Summoned to your opponent’s field in face-up Position, while this card is able to attack: That monster(s) loses 2000 ATK if it is in face-up Attack Position, but 2000 DEF if it is in face-up Defense Position, then if its affected ATK or DEF equals to 0, destroy it.
- Obelisk the Tormentor (オベリスクの巨神兵) aka Obelisk the Divine Soldier
(This card’s Divine Hierarchy is 1.) Requires 3 Tributes to Normal Summon (cannot be Normal Set). This card’s Normal Summon cannot be negated. Cannot be Tributed by your opponent. Control of this card cannot switch. This card’s effects cannot be negated. When Normal Summoned, cards and effects cannot be activated, except monsters whose Divine Hierarchy is equal or higher than this card. Unaffected by other cards’ effects, except the turn they are applied. Once per turn, during the End Phase: This card’s ATK/DEF becomes its original ATK/DEF, also destroy any Equip Cards equipped to this card. Once per turn, during the End Phase, if this card was Special Summoned by a card effect: Return this card to the location it was Special Summoned from. Unaffected by card effects that would make this card leave the field, except effects of monsters whose Divine Hierarchy is higher than this card. Unaffected by any of your opponent’s monster effects, except effects of monsters whose Divine Hierarchy is equal or higher than this card. Cannot be destroyed by battle with a monster whose Divine Hierarchy is lower than this card, also you take no battle damage from that battle. Once per turn, when a card or effect is activated that targets a Level 10 or higher DIVINE monster you control, or a monster you control is targeted for an attack by an opponent’s monster (Quick Effect): You can change the target to this card instead. Only 1 “Obelisk the Tormentor” can be on the field. While face-up on the field, this card is also Warrior-Type. Once per turn, during the Battle Step (Quick Effect): If this card is in Attack Position, you can Tribute 2 other monsters; this card’s ATK becomes ∞ until the end of the next Damage Step it battles, also, destroy all monsters your opponent controls, and if you do, inflict 4000 damage to your opponent. Then, if this effect did not destroy all monsters your opponent controls, make this card target a monster your opponent controls for an attack, and perform damage calculation. If that target is a monster whose Divine Hierarchy is higher than this card, the target cannot be destroyed by battle and your opponent takes no battle damage from that battle. This card cannot attack during the turn you activate this effect.
- The Winged Dragon of Ra (ラーの翼神竜) aka Ra the Sun Dragon
(This card’s Divine Hierarchy is 2.) Requires 3 Tributes to Normal Summon (cannot be Normal Set). This card’s Normal Summon cannot be negated. When Normal Summoned, cards and effects cannot be activated, except monsters whose Divine Hierarchy is equal or higher than this card. Cannot be Tributed by your opponent. Control of this card cannot switch. This card’s effects cannot be negated. Unaffected by other cards’ effects, except the turn they are applied. Once per turn, during the End Phase: This card’s ATK/DEF becomes its original ATK/DEF, also destroy any Equip Cards equipped to this card. Once per turn, during the End Phase, if this card was Special Summoned by a card effect: Return this card to the location it was Special Summoned from. Unaffected by card effects that would make this card leave the field, except effects of monsters whose Divine Hierarchy is higher than this card. Unaffected by any of your opponent’s monster effects, except effects of monsters whose Divine Hierarchy is equal or higher than this card. Cannot be destroyed by battle with a monster whose Divine Hierarchy is lower than this card, also you take no battle damage from that battle. Once per turn, when a card or effect is activated that targets a Level 10 or higher DIVINE monster you control, or a monster you control is targeted for an attack by an opponent’s monster (Quick Effect): You can change the target to this card instead. Only 1 “The Winged Dragon of Ra” can be on the field. While face-up on the field, this card is also Machine-Type. The original ATK/DEF of this card become equal to the total ATK/DEF of the monsters Tributed for its Tribute Summon. If this card is Special Summoned from the Graveyard: You can apply 1 of these effects.
- You can pay LP so that you only have 1 left; this card gains ATK/DEF equal to the amount of LP paid, also it is treated as a Fusion Monster and gains these effects.
- Unaffected by card effects that prevent it from attacking, also its attacks cannot be negated. This card can attack all monsters your opponent controls, once each, also, after that, it can attack directly if able.
- Once per turn (Quick Effect): You can Tribute any number of other monsters; this card gains ATK/DEF equal to the total ATK/DEF the monster(s) Tributed.
- Any effect that would increase your LP, increases this card’s ATK/DEF by the same amount, instead.
- If this card is targeted by the effect of “De-Fusion”, the activated effect becomes “Shuffle the target into the Deck, and if you do, gain LP equal to the ATK it had on the field, then you can Special Summon 1 “The Winged Dragon of Ra” from your Deck.”
- Cannot be destroyed by battle and you take no battle damage from battles involving this card. Once per turn (Quick Effect): You can pay 1000 LP, then target 1 other monster on the field; destroy it, ignoring its effects. This card cannot attack during the turn you activate this effect.