This creature gets +1/+1 for each other creature on the battlefield named Relentless Rats.
A deck can have any number of cards named Relentless Rats.

Each opponent who controls more creatures than you can't cast creature spells. The same is true for artifacts and enchantments.
Each opponent who controls more lands than you can't play lands.

: Return Lady Sun and another target creature to their owners' hands. Activate only during your turn, before attackers are declared.

Flying
Discard this card: Exile up to two target cards from graveyards.

Equipped creature gets +2/+2 and has protection from black and from green.
Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control.
Equip

Whenever a player casts a black spell, you may pay . If you do, you gain 1 life.

: Untap this creature.
: This creature gains flying until end of turn.
: This creature gains shroud until end of turn. (It can't be the target of spells or abilities.)
: This creature gets +1/-1 until end of turn.
: This creature gets -1/+1 until end of turn.

This spell costs less to cast, where X is the greatest power among creatures you control.
: Add . You gain 2 life.
Whenever a nontoken creature you control enters, put a +1/+1 counter on it and draw a card.

Trance — At the beginning of combat on your turn, mill two cards. Terra gains flying until end of turn.
Whenever Terra deals combat damage to a player, you may pay . When you do, return target creature card with power 3 or less from your graveyard to the battlefield tapped.

Imprint — , : You may exile an instant or sorcery card with mana value X from your hand.
At the beginning of your upkeep, you may copy a card exiled with this artifact. If you do, you may cast the copy without paying its mana cost.

: Add .
, : Prevent all combat damage that would be dealt by target attacking creature this turn.

Flash
Flying, vigilance
When Wan Shi Tong enters, put X +1/+1 counters on him. Then draw half X cards, rounded down.
Whenever an opponent searches their library, put a +1/+1 counter on Wan Shi Tong and draw a card.

Whenever Ragavan deals combat damage to a player, create a Treasure token and exile the top card of that player's library. Until end of turn, you may cast that card.
Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

, Sacrifice a creature: Scry 2.
, : Exile the top card of your library. You may play that card this turn. When you exile a nonland card this way, Hidetsugu deals damage equal to the exiled card's mana value to any target.

Whenever Shredder attacks a player, for each other opponent, create a token that's a copy of Shredder tapped and attacking that player, except it isn't legendary. Sacrifice those tokens at end of combat.
Whenever Shredder deals combat damage to a player, that player loses half their life, rounded up.

When this creature enters, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

: Add .

Tap two untapped artifacts you control: Untap target artifact.

: Draw a card, then discard a card. If there are five or more cards in your graveyard, exile Jace, then return him to the battlefield transformed under his owner's control.

As Three Tree City enters, choose a creature type.
: Add .
, : Choose a color. Add an amount of mana of that color equal to the number of creatures you control of the chosen type.