Time Walk

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Ancestral Recall

Dramatic Reversal

Untap all nonland permanents you control.

Dark Ritual

Mox Sapphire

Lotus Petal

{T}, Sacrifice Lotus Petal: Add one mana of any color.

Underground Sea

Mox Jet

Black Lotus

{T}, Sacrifice Black Lotus: Add three mana of any one color.

Lightning Greaves

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}

Timetwister

Each player shuffles their hand and graveyard into their library, then draws seven cards. (Then put Timetwister into its owner's graveyard.)

Isochron Scepter

Imprint — When Isochron Scepter enters, you may exile an instant card with mana value 2 or less from your hand.
{2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

Endless One

Endless One enters with X +1/+1 counters on it.

Mana Crypt

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.
{T}: Add {C}{C}.