Whenever a nontoken, non-Angel creature you control dies, return that card to the battlefield under its owner's control with a +1/+1 counter on it. It has flying and is an Angel in addition to its other types.

Vigilance
When Loran enters, destroy up to one target artifact or enchantment.
: You and target opponent each draw a card.

Each player loses a third of their life, then discards a third of the cards in their hand, then sacrifices a third of the creatures they control of their choice, then sacrifices a third of the lands they control of their choice. Round up each time.

Target creature can't be blocked this turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Jeska enters with a loyalty counter on her for each time you've cast a commander from the command zone this game.
0: Choose target creature. Until your next turn, if that creature would deal combat damage to one of your opponents, it deals triple that damage to that player instead.
−X: Jeska deals X damage to each of up to three targets.
Jeska, Thrice Reborn can be your commander.
Partner

Whenever an opponent draws a card, you may pay . If you do, draw a card.

For each artifact or creature card in target opponent's graveyard, add and you gain 1 life.

Legendary spells you cast cost less to cast.
Exile two legendary cards from your graveyard: Until end of turn, each legendary card in your graveyard gains "You may play this card from your graveyard."

You may pay rather than pay the mana cost for spells you cast.

Destroy all artifacts, creatures, and lands. They can't be regenerated.

Tempting offer — Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.

Flying, first strike
If a source would deal damage to an opponent or a permanent an opponent controls, that source deals double that damage to that player or permanent instead.
If a source would deal damage to you or a permanent you control, prevent half that damage, rounded up.

Draw a card if an opponent has cast a blue or black spell this turn. Spells you control can't be countered this turn. You and permanents you control gain hexproof from blue and from black until end of turn. (You and they can't be the targets of blue or black spells or abilities your opponents control.)

(: Add .)

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

, Pay 1 life: Add or .
, , Sacrifice this land: Draw a card.

Do You Like Squirrels? — Whenever The Unbeatable Squirrel Girl enters or attacks, create a 1/1 green Squirrel creature token.
I LOVE Squirrels! — : Create X 1/1 green Squirrel creature tokens, where X is the number of Squirrels you control.

X can't be greater than the number of players in the game.
Reveal cards from the top of your library until you reveal X land cards. Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order.

(: Add .)

Prevent the next 1 damage that would be dealt to any target this turn.
Draw a card.