Sacrifice an Atog creature: Atogatog gets +X/+X until end of turn, where X is the sacrificed creature's power.

Flying
Creatures can't attack you unless their controller pays for each creature they control that's attacking you.

Creatures you control have haste.
Cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order. Then do it again.)

When Exdeath enters, you gain 3 life.
At the beginning of your end step, if there are six or more permanent cards in your graveyard, transform Exdeath.

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, when it enters, they draw a card.)
Reach
When this creature enters, if the gift was promised, destroy target artifact or enchantment an opponent controls.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)
When this Siege enters, exile all cards from your hand, then draw that many cards. Until the end of your next turn, you may play cards exiled this way.

When this creature dies, target opponent discards a card at random.

Choose target creature you control. Until end of turn, all damage that would be dealt to you and creatures you control is dealt to the chosen creature instead (if it's still on the battlefield). When that creature dies this turn, put its counters on up to one target creature you control and draw a card.

Whenever a creature with flying attacks you, this enchantment deals 4 damage to it.

Choose two —
• Your opponents can't gain life this turn.
• Atarka's Command deals 3 damage to each opponent.
• You may put a land card from your hand onto the battlefield.
• Creatures you control get +1/+1 and gain reach until end of turn.

Until end of turn, double target creature's power X times.

Create X 1/1 white Pegasus creature tokens with flying, where X is your life total.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Water Always Wins — Whenever this creature attacks, put a flood counter on another target creature or land. If it's a creature, it becomes a copy of this creature. If it's a land, it becomes an Island in addition to its other types.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Deathtouch, haste
When Queen Marchesa enters, you become the monarch.
At the beginning of your upkeep, if an opponent is the monarch, create a 1/1 black Assassin creature token with deathtouch and haste.

First strike, trample
Whenever this creature attacks, it gets +X/+0 until end of turn, where X is the number of artifacts your opponents control.
Whenever an artifact an opponent controls is put into a graveyard from the battlefield, this creature deals 1 damage to that player.

Flash
Flying
If an opponent would search a library, that player searches the top four cards of that library instead.

When this creature enters, each player sacrifices a nontoken creature of their choice.

: This creature deals 1 damage to any target.

Flying
Whenever this creature attacks, Dinosaurs you control other than this creature get +1/+1 and gain flying until end of turn.
When this creature enters, create X 2/2 white Dinosaur Soldier creature tokens.