2 Level 4 monsters
While this card has a material attached that was originally WATER, all WATER monsters you control gain 500 ATK. Once per turn (Quick Effect): You can detach 1 material from this card; your opponent cannot activate any card effects in their GY this turn.

2+ Effect Monsters
Your opponent cannot activate cards or effects in response to this card’s effect activations. If this card is Link Summoned: You can target 1 Link Monster that was used as material for its Link Summon; this card gains ATK equal to that monster’s Link Rating x 1000. You can banish 1 Link Monster from your field or GY; destroy 1 card your opponent controls, also for the rest of this turn, you cannot banish monsters with that same Attribute to activate this effect of «Accesscode Talker».

If «Advanced Dark» is not in a Field Zone, send this monster to the GY. Once per turn, when your opponent activates a card or effect that targets your «Advanced Crystal Beast» card(s) or «Advanced Dark» (Quick Effect): You can negate the activation. Once per turn, when your «Advanced Crystal Beast» monster is targeted for an attack: You can negate that attack. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.

If «Advanced Dark» is not in a Field Zone, send this monster to the GY. Once per turn (Quick Effect): You can target 1 face-up monster on the field; change its battle position. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.

If «Advanced Dark» is not in a Field Zone, send this monster to the GY. All «Advanced Crystal Beast» monsters you control gain 400 ATK/DEF, also monsters your opponent controls lose 400 ATK/DEF. If this face-up card is destroyed in a Monster Zone, you can place it face-up in your Spell & Trap Zone as a Continuous Spell, instead of sending it to the GY.