Equipped creature gets +6/+6. Whenever equipped creature attacks, destroy target permanent. Equip {6}

Karn's Sylex enters tapped. Players can't pay life to cast spells or to activate abilities that aren't mana abilities. {X}, {T}, Exile Karn's Sylex: Destroy each nonland permanent with mana value X or less. Activate only as a sorcery.

{T}: Put a charge counter on this artifact. {T}, Sacrifice this artifact: Destroy each nonland permanent with mana value equal to the number of charge counters on this artifact.

When this creature enters, choose one — • Antimagic Cone — Each opponent sacrifices an enchantment of their choice. • Fear Ray — Creatures you control gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

When this creature enters, choose one — • Disintegration Ray — Destroy target enchantment an opponent controls. You lose life equal to its mana value. • Death Ray — Creatures you control gain deathtouch until end of turn.

As an additional cost to cast this spell, discard a card or pay 3 life. Destroy target creature or planeswalker.

Choose one — • Target opponent exiles a creature they control. • Target opponent exiles an enchantment they control.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Destroy target creature or planeswalker. Each creature that convoked Lethal Scheme connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on that creature.)

Choose one — • Target opponent sacrifices a creature of their choice. • Target opponent sacrifices an enchantment of their choice.

As an additional cost to cast this spell, you may collect evidence 6. Destroy all creatures. If evidence was collected, exile a card from an opponent's graveyard. Then search its owner's graveyard, hand, and library for any number of cards with that name and exile them. That player shuffles, then draws a card for each card exiled from their hand this way.

Choose one — • Target opponent reveals their hand. You may choose a creature, enchantment, or planeswalker card from it. That player discards that card. • Target opponent sacrifices an enchantment of their choice.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Exile target nonland permanent. Its controller draws a card.

Target opponent sacrifices a creature of their choice. If they can't, they lose 2 life and you draw a card. Then repeat this process for an enchantment and a planeswalker.

Destroy target creature. Its controller loses life equal to its power plus its toughness. Suspend 5—{1}{B} (Rather than cast this card from your hand, you may pay {1}{B} and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

As an additional cost to cast this spell, sacrifice two creatures. Destroy target artifact.