Enlist
Whenever this creature attacks, look at the top X cards of your library, where X is this creature's power. You may exile an instant or sorcery card with mana value X or less from among them. Put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost.

Enchant your graveyard
Enchanted graveyard is a creature on the battlefield with base power and toughness each equal to the number of cards in it. It has the text boxes of all creature cards in it. It's still a graveyard.
If enchanted graveyard would leave the battlefield, instead exile this Aura.

This creature enters with two +1/+1 counters on it.
Each creature you control with a +1/+1 counter on it has menace. (A creature with menace can't be blocked except by two or more creatures.)

Hideaway 5 (When this enchantment enters, look at the top five cards of your library, exile one face down, then put the rest on the bottom in a random order.)
Whenever you draw your first card during each of your draw steps, draw a card. Then if you have nine or more cards in hand, you may play the exiled card without paying its mana cost.

Jagged-Scar Archers's power and toughness are each equal to the number of Elves you control.
: This creature deals damage equal to its power to target creature with flying.

Each player mills X cards. For each creature card put into a graveyard this way, you create a tapped 2/2 black Zombie creature token. (To mill a card, a player puts the top card of their library into their graveyard.)

Double strike
Undying (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.)

When a creature dealt damage by this creature this turn dies, flip this creature.

Whenever this creature attacks, create a 1/1 white Bird creature token with flying that's tapped and attacking.

Equipped creature gets +2/+1.
Equip

, Sacrifice this creature: Counter target spell.

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

Tap up to three target creatures without flying.

Worldsoul's Rage deals X damage to any target. Put up to X land cards from your hand and/or graveyard onto the battlefield tapped.

You have no maximum hand size.
At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")
Whenever you draw your second card each turn, put two +1/+1 counters on Morska.

Visit — You have five seconds to stack dice on top of one another. If you stack at least five dice, claim the prize
Prize — Create a 1/1 green Squirrel creature token for each die you stacked above the fourth, then sacrifice this Attraction and open an Attraction.

Flying
Whenever this creature or another creature you control with flying dies, return another target creature card with lesser mana value from your graveyard to the battlefield.

Compleated ({G/W/P} can be paid with , , or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)
+1: Reveal the top card of your library. If it's a creature or planeswalker card, put it into your hand. Otherwise, you may put it on the bottom of your library.
−3: Distribute three +1/+1 counters among up to three target creatures. They gain vigilance until end of turn.
−6: You get an emblem with "Whenever you cast a creature or planeswalker spell, target opponent gets two poison counters."

Flying, protection from red

Haste
This creature enters with a +1/+1 counter on it for each other spell cast this turn.