Search your library for up to four cards with different names and reveal them. Target opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle your library.

Glacial Ray deals 2 damage to any target.
Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Creatures you control get +1/+2 until end of turn. Untap those creatures.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.)

Flying
, Sacrifice Glen Elendra Archmage: Counter target noncreature spell.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

At the beginning of the end step, if you control no artifacts, sacrifice Glimmervoid.
: Add one mana of any color.

White spells you cast cost less to cast.
Blue spells you cast cost less to cast.
Spells your opponents cast cost more to cast.

Grapeshot deals 1 damage to any target.
Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Suspend 10—
Sacrifice an artifact, creature, or land: Remove a time counter from Greater Gargadon. Activate this ability only if Greater Gargadon is suspended.

Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)

, Return Grinning Ignus to its owner's hand: Add . Activate this ability only any time you could cast a sorcery.

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Hammerheim Deadeye enters the battlefield, destroy target creature with flying.

, Sacrifice Hana Kami: Return target Arcane card from your graveyard to your hand.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

If you control a Swamp, destroy target nonblack creature.
Splice onto Arcane—Exile four cards from your graveyard. (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Spend only mana produced by basic lands to cast this spell.

Put a +1/+1 counter on target creature, two +1/+1 counters on another target creature, and three +1/+1 counters on a third target creature.

When Ivory Giant enters the battlefield, tap all nonwhite creatures.
Suspend 5— (Rather than cast this card from your hand, you may pay and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

, Exile a nonland card from your hand: Put four time counters on the exiled card. If it doesn't have suspend, it gains suspend. (At the beginning of your upkeep, remove a time counter from that card. When the last is removed, cast it without paying its mana cost. If it's a creature, it has haste.)

Flying
When Jugan, the Rising Star dies, you may distribute five +1/+1 counters among any number of target creatures.

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay ."