Vigilance If a permanent entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time. Permanents entering don't cause abilities of permanents your opponents control to trigger.

Prototype {1}{W}{W} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying At the beginning of combat on your turn, target creature you control gains your choice of flying, vigilance, or lifelink until end of turn.

For Mirrodin! (When this Equipment enters, create a 2/2 red Rebel creature token, then attach this to it.) Equipped creature gets +0/+1. Equip {1}{W} ({1}{W}: Attach to target creature you control. Equip only as a sorcery.)

When this artifact enters, scry 2. Whenever another artifact you control with mana value 3 or greater enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control."

If you would create one or more artifact tokens, instead create those tokens plus an additional Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.") {1}{U}, {T}: Create a token that's a copy of target artifact token you control.

Creatures your opponents control enter tapped. Whenever a creature an opponent controls enters, you gain 1 life.

At the beginning of your upkeep, create a token that's a copy of another target nonland permanent you control.

Spree (Choose one or more additional costs.) + {1}{U} — Counter target spell. + {3} — Create a token that's a copy of target artifact or creature you control. + {2} — Draw two cards, then discard a card.

Choose one — • Destroy target creature with toughness 4 or greater. • Destroy target enchantment.

Destroy target artifact, enchantment, or creature with power 4 or greater.

You gain X life. Create X 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This token can't block." If X is 5 or more, destroy all other creatures. (Players dealt combat damage by a creature with toxic 1 also get a poison counter.)

Choose one — • Destroy all tapped creatures. • Destroy all untapped creatures.

Destroy all creatures.

Each player who controls the most creatures investigates. Then destroy all creatures. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Choose a number between 0 and 10. Destroy all creatures with power greater than or equal to the chosen number.

Destroy all creatures. You gain 1 life for each creature destroyed this way.

All creatures and Vehicles lose indestructible until end of turn, then destroy all creatures and Vehicles. Cycling {2} ({2}, Discard this card: Draw a card.)

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Destroy all creatures. If the gift was promised, return a creature card put into your graveyard this way to the battlefield under your control.

Choose up to five {P} worth of modes. You may choose the same mode more than once. {P} — Draw a card. {P}{P} — Choose an artifact or creature you control. Create a token that's a copy of it. {P}{P}{P} — Return each nonland, nontoken permanent to its owner's hand.

({T}: Add {W}.)

This land enters tapped unless a player has 13 or less life. {T}: Add {W} or {U}.

This land enters tapped. As it enters, choose a color. {T}: Add one mana of the chosen color. Cycling {3} ({3}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {W} or {U}. {1}{W}{U}: Until end of turn, this land becomes a 2/3 white and blue Bird creature with flying. It's still a land. Whenever this land attacks, create a Map token.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {W} or {U}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {U}.

This land enters tapped. As it enters, choose a color. {T}: Add one mana of the chosen color.

Hexproof This land enters tapped. As it enters, choose a color. {T}: Add one mana of the chosen color.