Knowledge Vault [Legends] Generation Force then target 1 Set Spell/Trap

then target 1 Set Spell/Trap your opponent controls

Destroy all face-up monsters of the declared Type on the field

also your opponent cannot target Gemini monsters you control with card effects

Ancient Guardians will also include classic cards for Pendulum strategies like Luster Pendulum

Set: Rise of the Eldrazi Type: Enchantment — Aura Rarity: Rare Cost: {2}{R}{R} Enchant creature

Knowledge Vault [Legends] Generation Force then target 1 Set Spell/TrapSet: Legends Type: Artifact Rarity: Rare Cost: {4} {2}, {T}: Exile the top card of your library face down. {0}: Sacrifice Knowledge Vault. If you do, discard your hand, then put all cards exiled with Knowledge Vault into their owner's hand. When Knowledge Vault leaves the battlefield, put all cards exiled with Knowledge Vault into their owner's graveyard.