Ghostbots are immune to Spell/Trap cards

[Toffee.]

Ghostbot Colossus
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. As long as this card remains Face-up on the field, you can Normal Summon "Ghostbot" monsters without Tributes. When this card is Normal Summoned, you can Target 1 of your Banished "Ghostbot" monsters: During the End Phase of this turn, add the Target to your Hand.
ATK / 2100 DEF / 1800

Ghostbot Hercules
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. As long as this card remains Face-up on the field, "Ghostbot" monsters inflict piercing damage. Once per turn, when another "Ghostbot" monster inflicts damage to your Opponent, Draw 1 card.
ATK / 2200 DEF / 1700

Ghostbot Stronghold
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. Once per turn, if this card would be destroyed as a result of battle, it is not. If another "Ghostbot" monster you control battles an Opponent's monster, you can Target your battling monster and Banish this card: Target gains 1000 ATK until the End Phase. This effect of "Ghostbot Stronghold" can only be activated once per turn.
ATK / 2000 DEF / 1900

Ghostbot Crusher
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. If this card destroys an Opponent's monster as a result of battle, select 1 "Ghostbot" monster in your Deck, and place it on top of your Deck. If this card is destroyed by your Opponent's card(either by battle or card effect): Special Summon 1 "Ghostbot" monster, except "Ghostbot Crusher" from your Deck, ignoring the Summoning conditions.
ATK / 2100 DEF / 1400

Ghostbot Mondo
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. Once per turn, you can activate 1 of these:
•Banish 1 "Ghostbot" monster from your Hand and Target 1 Spell/Trap card on the field: Destroy that Target.
•Banish 1 other "Ghostbot" monster you control: Your Opponent sends 2, in any combination, of Spell and/or Trap cards from his/her Deck to the Graveyard.
ATK / 2300 DEF / 1600

Ghostbot Brute
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. If this card is Summoned by it's own effect: This card gains 1000 ATK until the Opponent's End Phase, and cannot declare a direct attack. You can Banish this card and Target 1 Face-up monster your Opponent controls: Target monster looses 1000 ATK and DEF, until the Opponent's End Phase.
ATK / 2000 DEF / 2000

Ghostbot Mecha
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. If this card is Tribute Summoned by Tributing a "Ghostbot" monster: Special Summon 1 "Ghostbot" monster from your Deck, except "Ghostbot Mecha", ignoring the Summoning conditions. Once per turn, if you Normal Summon a "Ghostbot" monster: You can add to your Hand 1 "Ghostbot" monster from your Deck.
ATK / 2000 DEF / 1200

Ghostbot Core
DARK / Level 6
[Machine/Effect]
Cannot be Special Summoned, except by it's own effect. You can Banish 1 other "Ghostbot" monster from your Hand: Special Summon this card(from your Hand). You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards.
ATK / 2600 DEF / 2300

Ghostbot Montain
DARK / Rank 6
[Machine/Xyz/Effect]
4 Level 6 Machine-Type monsters.
Cannot be Special Summoned, except by Xyz Summon. You cannot activate Spell/Trap cards. This card is unaffected by the effects of Spell and Trap cards. Once per turn, during either player's turn, you can detach 1 Xyz Material from this card: All Face-up "Ghostbot" monsters you control gain 800 ATK and DEF until the End Phase. If this card would be destroyed(either by battle or card effect), you can Detach 2 Xyz Materials from this card instead. Xyz Materials detached from this card are Banished, instead of being sent to the Graveyard.
ATK / 3200 DEF / 2700

[Toffee.]

Decided to edit/add some things