As an additional cost to cast this spell, sacrifice an artifact.
Return target artifact card from your graveyard to the battlefield.

Lightning Bolt deals 3 damage to any target.

(: Add .)

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)
Whenever you attack, you may pay 2 life. If you do, until end of turn, creatures you control with toughness greater than their power assign combat damage equal to their toughness rather than their power.

Draw two cards, then discard two cards. Untap up to three lands.

Whenever you cast a creature spell, this enchantment deals 1 damage to target player or planeswalker.

Menace
Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Frenzied Metabolism — As an additional cost to cast this spell, you may remove any number of +1/+1 counters from among creatures you control. This spell costs less to cast for each counter removed this way.
Reach, vigilance, ward
Titanic — This creature can't be blocked by creatures with power 2 or less.

Trample
Decayed (This creature can't block. When it attacks, sacrifice it at end of combat.)
Renew — , Exile this card from your graveyard: Put a decayed counter on each of X target creatures. Activate only as a sorcery.

Flying
You may pay rather than pay the mana cost for spells you cast.

When this creature dies, create three 3/3 colorless Phyrexian Golem artifact creature tokens.
Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Trample
When this creature enters, you may search your library for up to three cards named Nesting Wurm, reveal them, put them into your hand, then shuffle.

When Niko enters, create two Shard tokens. (They're enchantments with ", Sacrifice this token: Scry 1, then draw a card.")
, : Exile target nonlegendary creature you control. Shards you control become copies of it until the next end step. Return it to the battlefield under its owner's control at the beginning of the next end step.

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)
Whenever this creature attacks, you may have it deal 1 damage to each creature defending player controls.

Flash
Flying
Artifacts and creatures entering don't cause abilities to trigger.

Whenever one or more Scouts, Pirates, and/or Rogues you control deal combat damage to a player, exile the top card of that player's library. You may cast it. If you don't, create a Treasure token.
Whenever you cast a spell you don't own, put a +1/+1 counter on each Scout, Pirate, and Rogue you control.

Flash
When this enchantment enters, exile up to one other target nonland permanent until this enchantment leaves the battlefield.
Waterbend : Sacrifice this enchantment. If you do, scry 2. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for .)

Scry 3, then you may reveal the top card of your library. If a creature card is revealed this way, draw a card.

Lightning Bolt deals 3 damage to any target.

Trample
When Iwamori enters, each opponent may put a legendary creature card from their hand onto the battlefield.