This spell costs {1} less to cast if you control an Otter. Draw two cards.

When this creature enters, draw a card.

Whenever you put one or more +1/+1 counters on a creature you control, put a supply counter on this enchantment. {2}, Remove a supply counter from this enchantment: Draw a card.

Reach When this creature enters, reveal cards from the top of your library until you reveal a land card. Put that card onto the battlefield tapped and the rest on the bottom of your library in a random order.

When this artifact enters and when you sacrifice it, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. {2}, {T}, Sacrifice this artifact: You gain 3 life.

Changeling (This card is every creature type.) {1}: Add one mana of any color. Activate only once each turn.

Reach {1}{G}{U}: Exile another target creature you control, then return it to the battlefield under its owner's control with a +1/+1 counter on it. Activate only as a sorcery.

Flying When this creature enters, exile up to one other target creature you control. Return it to the battlefield under its owner's control at the beginning of the next end step.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

({T}: Add {G}.)

When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {T}: Add {C}. {1}, {T}: Add one mana of any color.

({T}: Add {U}.)

When this artifact enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") {5}, {T}, Sacrifice this artifact: Destroy target nonland permanent. Activate only as a sorcery.

When this creature enters, choose one — • Put a +1/+1 counter on target creature you control. • This creature fights target creature token. • Destroy target artifact or enchantment.

(Gain the next level as a sorcery to add its ability.) When this Class enters, target creature you control deals damage equal to its power to target creature you don't control. {1}{G}: Level 2 Whenever you attack, target attacking creature gets +1/+0 and gains trample until end of turn. {3}{G}: Level 3 At the beginning of your end step, if you control a creature with power 4 or greater, draw a card.

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Choose target creature you control and target creature you don't control. Put a +1/+1 counter on the creature you control if the gift was promised. Then those creatures fight each other.

When this creature enters, put a +1/+1 counter on target creature and you gain 1 life.

Ward {1} Other Frogs you control have ward {1}. When this creature enters, target creature you control can't be blocked this turn. Whenever that creature deals combat damage this turn, you may exile it. If you do, return it to the battlefield under its owner's control.

Target creature you control gets +3/+3 and gains trample, hexproof, and indestructible until end of turn.

Flash Flying When this creature enters, target creature you control gains hexproof until end of turn.

When this creature enters, create a Food token. Whenever you expend 4, this creature gets +1/+1 until end of turn. (You expend 4 as you spend your fourth total mana to cast spells during a turn.)

Flying Whenever another nontoken Bird you control enters, create a 1/1 blue Fish creature token.

Whenever you expend 4, this creature gains indestructible until end of turn. (You expend 4 as you spend your fourth total mana to cast spells during a turn.)

Flash This spell costs {1} less to cast for each instant and sorcery card in your graveyard. This creature enters tapped if it's not your turn. When this creature enters, tap up to two target creatures.