Baloth Woodcrasher

Landfall — Whenever a land you control enters, Baloth Woodcrasher gets +4/+4 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it’s attacking.)

Felidar Sovereign

Vigilance (Attacking doesn’t cause this creature to tap.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.)
At the beginning of your upkeep, if you have 40 or more life, you win the game.

Serra’s Embrace

Enchant creature
Enchanted creature gets +2/+2 and has flying and vigilance. (Attacking doesn’t cause it to tap.)

Baloth Woodcrasher

Landfall — Whenever a land you control enters, Baloth Woodcrasher gets +4/+4 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it’s attacking.)

Deglamer

Choose target artifact or enchantment. Its owner shuffles it into their library.

Faerie Swarm

Flying
Faerie Swarm’s power and toughness are each equal to the number of blue permanents you control.

Hada Spy Patrol

Level up (: Put a level counter on this. Level up only as a sorcery.)
LEVEL 1-2
2/2
Hada Spy Patrol can’t be blocked.
LEVEL 3+
3/3
Shroud (This creature can’t be the target of spells or abilities.)
Hada Spy Patrol can’t be blocked.

Ophidian Eye

Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.

Mutilate

All creatures get -1/-1 until end of turn for each Swamp you control.

Inside Out

Switch target creature’s power and toughness until end of turn.
Draw a card.

Vesuva

You may have Vesuva enter tapped as a copy of any land on the battlefield.

Avenger of Zendikar

When Avenger of Zendikar enters, create a 0/1 green Plant creature token for each land you control.
Landfall — Whenever a land you control enters, you may put a +1/+1 counter on each Plant creature you control.

Mirror Entity

Changeling (This card is every creature type.)
: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Trailblazer’s Boots

Equipped creature has nonbasic landwalk. (It can’t be blocked as long as defending player controls a nonbasic land.)
Equip

Avenger of Zendikar

When Avenger of Zendikar enters, create a 0/1 green Plant creature token for each land you control.
Landfall — Whenever a land you control enters, you may put a +1/+1 counter on each Plant creature you control.

Golgari Guildmage

, Sacrifice a creature: Return target creature card from your graveyard to your hand.
: Put a +1/+1 counter on target creature.

Mirror Entity

Changeling (This card is every creature type.)
: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Mirror Entity

Changeling (This card is every creature type.)
: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Whitemane Lion

Flash
When Whitemane Lion enters, return a creature you control to its owner’s hand.

Orzhov Euthanist

Haunt (When this creature dies, exile it haunting target creature.)
When Orzhov Euthanist enters or the creature it haunts dies, destroy target creature that was dealt damage this turn.