{2}, {T}, Sacrifice Brainstone: Draw three cards, then put two cards from your hand on top of your library in any order.

Abandoned Outpost enters the battlefield tapped. {T}: Add {W}. {T}, Sacrifice Abandoned Outpost: Add one mana of any color.

Azorius Chancery enters the battlefield tapped. When Azorius Chancery enters the battlefield, return a land you control to its owner's hand. {T}: Add {W}{U}.

When Crystal Grotto enters the battlefield, scry 1. {T}: Add {C}. {1}, {T}: Add one mana of any color.

Drifting Meadow enters the battlefield tapped. {T}: Add {W}. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {W}.)

{T}: Add {C}. {1}, {T}, Sacrifice Promising Vein: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Ruins of Trokair enters the battlefield tapped. {T}: Add {W}. {T}, Sacrifice Ruins of Trokair: Add {W}{W}.

Secluded Steppe enters the battlefield tapped. {T}: Add {W}. Cycling {W} ({W}, Discard this card: Draw a card.)

Temple of Enlightenment enters the battlefield tapped. When Temple of Enlightenment enters the battlefield, scry 1. {T}: Add {W} or {U}.

({W/P} can be paid with either {W} or 2 life.) Target artifact or creature you control gains protection from artifacts or from the color of your choice until end of turn.

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) As Prismatic Circle enters the battlefield, choose a color. {1}: The next time a source of your choice of the chosen color would deal damage to you this turn, prevent that damage.

({B/P} can be paid with either {B} or 2 life.) Return target creature card with mana value X from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step.

Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield. If a creature enters the battlefield this way, it enters with an additional +1/+1 counter on it.

Choose one or both — • Return target creature card from your graveyard to your hand. • Return target artifact card from your graveyard to your hand.

Destroy all creatures.

Exile target creature and all other creatures its controller controls with the same name as that creature. That player investigates for each nontoken creature exiled this way.

({W/P} can be paid with either {W} or 2 life.) Marrow Shards deals 1 damage to each attacking creature.

If exactly one creature is attacking, you may pay {W} rather than pay this spell's mana cost. Destroy target attacking creature without flying.

({R/P} can be paid with either {R} or 2 life.) Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.

When Alchemist's Vial enters the battlefield, draw a card. {1}, {T}, Sacrifice Alchemist's Vial: Target creature can't attack or block this turn.

Tap up to two target creatures. Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Target creature gets +1/+0 and gains first strike until end of turn. Draw a card.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.