Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Creatures entering don't cause abilities to trigger.

Whenever another Rat you control enters, exile up to one target card from an opponent's graveyard.
At the beginning of combat on your turn, create a 1/1 black Rat creature token with "This token can't block."

(: Add .)

The first spell you cast from exile each turn has cascade. (When you cast your first spell from exile, 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.)

(Gain the next level as a sorcery to add its ability.)
When this Class enters, create a 1/1 blue and red Otter creature token with prowess.
: Level 2
When this Class becomes level 2, return target instant or sorcery card from your graveyard to your hand.
: Level 3
Whenever you cast an instant or sorcery spell, create a 1/1 blue and red Otter creature token with prowess.

Flash
When this enchantment enters, exile up to one other target nonland permanent until this enchantment leaves the battlefield.
Waterbend : Sacrifice this enchantment. If you do, scry 2. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for .)

This land enters tapped unless you control two or more other lands.
: Add or .

Trample, ward
When Treebeard enters, create two Food tokens.
Whenever you gain life, put that many +1/+1 counters on target Halfling or Treefolk.

(: Add or .)
This land enters tapped.
When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Whenever you cast a spell from exile or a land you control enters from exile, create a 2/2 green Wolf creature token.
, , Discard a card: Exile the top card of your library. You may play it this turn.

Whenever a creature dies, put a +1/+1 counter on equipped creature. If equipped creature is a Vampire, put two +1/+1 counters on it instead.
Equip

You may play lands from your graveyard.
(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Search your library for up to two Forest cards, put them onto the battlefield, then shuffle.

Flying
: Flip a coin. If you win the flip, this creature phases out. If you lose the flip, sacrifice this creature. (While it's phased out, it's treated as though it doesn't exist. It phases in before you untap during your next untap step.)

Flash (You may cast this spell any time you could cast an instant.)
Flying; fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
When this creature enters, return three creatures you control to their owner's hand.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip

At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way.

When this creature enters, you may search your library for an Elf card, reveal it, then shuffle and put that card on top.
: Add one mana of any color.

Minas Tirith enters tapped unless you control a legendary creature.
: Add .
, : Draw a card. Activate only if you attacked with two or more creatures this turn.