msem-instigator

Flying, lifelink
Legendary creatures you control get +1/+1.

Enchant creature
Enchanted creature gets +2/+2 as long as it's legendary. Otherwise, it can't attack or block.
When enchanted creature dies, if it's legendary, return that card to its owner's hand.

Return up to two target permanents to their owners' hands.

Flash
Flying
Once during each of your opponent's turns, when you cast a spell, you may pay {1}{U/R}. If you do, copy it. You may choose new targets for the copy. (If it's a permanent spell, the copy becomes a token.)

Flash
Flying
At the beginning of each end step, if two or more spells were cast this turn, you may draw a card. If you do, discard a card.

Enchant artifact or creature
At the beginning of each upkeep, if enchanted permanent is tapped, untap it.
You control enchanted permanent.

Search your library for an instant or sorcery card, reveal it, put it into your hand, then shuffle.

Flying
Improve {1}{U} ({1}{U}: Put a +1/+1 counter on this creature. This costs {1} more to activate for each +1/+1 counter on it. Improve only as a sorcery.)

When Astute Prophet enters, draw a card. If you control a legendary creature, draw two cards instead.

Create a 0/0 blue Construct artifact creature token. Put X +1/+1 counters on it, where X is one plus the total number of noncreature, nonland cards in your graveyard.

When Coincutter Fence enters, starting with you, each player may create a 2/1 red Rogue creature token with “This creature can't block.” For each opponent that does, create a Treasure token.

For any number of target spells or abilities your opponents control, counter it unless its controller pays {4}.

Flying
Other creatures you control with flying get +1/+1.
Whenever Czeros, Sky Prowler deals combat damage to a player, you may pay {1}{W/U}. If you do, search your library for a creature card with flying, reveal it, put it into your hand, then shuffle.

Create a 1/1 blue Faerie Rogue creature token with flying. Scry 2.

Flying, prowess
{T}: Until end of turn, target land is every basic land type in addition to its other types.

Flying
Whenever you cast a noncreature spell, create a 1/1 blue Faerie Rogue creature token with flying.
Whenever one or more creature tokens you control deal combat damage to a player, you may pay {G/U}. If you do, draw a card.

This spell costs {2} less to cast if you control a legendary creature.
Return up to X target instant and/or sorcery cards from your graveyard to your hand. Draw X cards. Exile Grand Arcana.

Prowess
Whenever Hethwyr Warcaster or another Wizard you control enters, you may draw a card.

Flash
Flying
Legendary creatures you control have flying.

Flying
Whenever you cast a spell, exile the top card of your library.
At the beginning of your end step, put a card exiled with Korephyr, Riddle Sage into its owner's hand. Put each other card exiled with Korephyr on the bottom of its owner's library in a random order.
{3}{U/B}: Scry 2.

At the beginning of your end step, any number of target players mill three cards.
{5}{U/B}, {T}: You may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost. Activate only as a sorcery.

Each instant and sorcery card in your hand has cycling {2}. ({2}, Discard this card: Draw a card.)
At the beginning of your end step, if there are four or more instant and/or sorcery cards in your graveyard, you may pay {1}{U/R}. If you do, return an instant or sorcery card at random from your graveyard to your hand.

Look at the top four cards of your library. Put two of them into your hand and the rest on the bottom of your library in a random order. Create a tapped Treasure token.

{2}{U}: Target creature can't be blocked this turn.

When Practiced Sorcerer enters, return target noncreature, nonland card from your graveyard to your hand.