Ghostly Flicker

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Accumulated Knowledge

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

Target player mills two cards.
Draw a card.

Whenever you draw a card, you may have target player mill a card.

Draw three cards, then put two cards from your hand on top of your library in any order.

Lonely Sandbar enters tapped.
{T}: Add {U}.
Cycling {U} ({U}, Discard this card: Draw a card.)

When Archaeomancer enters, return target instant or sorcery card from your graveyard to your hand.

Counter target creature spell.
Draw a card.

Return target creature to its owner's hand.

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

Defender
When Mnemonic Wall enters, you may return target instant or sorcery card from your graveyard to your hand.