({T}: Add {U}.)

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

({T}: Add {B}.)

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land of their choice. If the player does, they may copy this spell and may choose a new target for that copy.

Counter target spell unless its controller pays {1} for each card in your graveyard. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Counter target spell.

You may discard an Island card and another card rather than pay this spell's mana cost. Counter target spell.

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

You may return two Islands you control to their owner's hand rather than pay this spell's mana cost. Draw two cards.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.