Vigilance

Whenever Cass or another creature you control dies, if it was enchanted or equipped, return any number of Aura cards that were attached to it from your graveyard to the battlefield attached to target creature, then attach any number of Equipment that were attached to it to that creature.

Enchant creature

Enchanted creature gets -2/-0 and can't block.

Destroy all non-Giant creatures. (Then exile this card. You may cast the creature later from exile.)

Instant and sorcery spells you control have rebound. (Exile the spell as it resolves if you cast it from your hand. At the beginning of your next upkeep, you may cast that card from exile without paying its mana cost.)

Target opponent reveals their hand. You choose a nonland card from it and exile that card.

Untapped creatures you control get +0/+2.

Castle Embereth enters the battlefield tapped unless you control a Mountain.

: Add .

, : Creatures you control get +1/+0 until end of turn.

Castle Locthwain enters the battlefield tapped unless you control a Swamp.

: Add .

, : Draw a card, then you lose life equal to the number of cards in your hand.

: Add .

, : Add .

, : Add or .

Choose one or more —

• Destroy target artifact.

• Destroy target creature.

• Destroy target enchantment.

• Destroy target land.

• Destroy target planeswalker.

Destroy all lands or all creatures. Creatures destroyed this way can't be regenerated.

Flying

Whenever Caustic Wasps deals combat damage to a player, you may destroy target artifact that player controls.

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

Other creatures you control with flanking have flanking. (Each instance of flanking triggers separately.)

Exile up to two target cards from a single graveyard. Target player gains 2 life and draws a card.

Whenever you activate an ability of an Elemental, Ceaseless Searblades gets +1/+0 until end of turn.

Whenever Centaur Rootcaster deals combat damage to a player, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Chain of Plasma deals 3 damage to any target. Then that player or that permanent's controller may discard a card. If the player does, they may copy this spell and may choose a new target for that copy.

All Nightmares get +1/+1.

, Pay 3 life: Put target creature card from a graveyard onto the battlefield under your control. That creature is black and is a Nightmare in addition to its other creature types.

When Chainer, Dementia Master leaves the battlefield, exile all Nightmares.

You may exert Champion of Rhonas as it attacks. When you do, you may put a creature card from your hand onto the battlefield. (An exerted creature won't untap during your next untap step.)

+1: Chandra, Pyromaster deals 1 damage to target player or planeswalker and 1 damage to up to one target creature that player or that planeswalker's controller controls. That creature can't block this turn.

0: Exile the top card of your library. You may play it this turn.

−7: Exile the top ten cards of your library. Choose an instant or sorcery card exiled this way and copy it three times. You may cast the copies without paying their mana costs.

Chaotic Backlash deals damage to target player equal to twice the number of white and/or blue permanents they control.

Flying

Whenever Chasm Drake attacks, target creature you control gains flying until end of turn.

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker.

When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

Spells you cast cost o½ less to cast.

Chimeric Mass enters the battlefield with X charge counters on it.

: Until end of turn, Chimeric Mass becomes a Construct artifact creature with "This creature's power and toughness are each equal to the number of charge counters on it."

Kicker (You may pay an additional as you cast this spell.)

Cinderclasm deals 1 damage to each creature. If it was kicked, it deals 2 damage to each creature instead.

Vigilance (Attacking doesn't cause this creature to tap.)

Renown 2 (When this creature deals combat damage to a player, if it isn't renowned, put two +1/+1 counters on it and it becomes renowned.)

Whenever City of Brass becomes tapped, it deals 1 damage to you.

: Add one mana of any color.

All Spirits have "When this permanent enters the battlefield, you may have it deal 3 damage to target non-Spirit creature."

Non-Spirit creatures have "When this creature enters the battlefield, you may have it deal 3 damage to target Spirit creature."

Counter target spell unless its controller pays .

Clockwork Beast enters the battlefield with seven +1/+0 counters on it.

At end of combat, if Clockwork Beast attacked or blocked this combat, remove a +1/+0 counter from it.

, : Put up to X +1/+0 counters on Clockwork Beast. This ability can't cause the total number of +1/+0 counters on Clockwork Beast to be greater than seven. Activate only during your upkeep.

Flying

When Cloudchaser Kestrel enters the battlefield, destroy target enchantment.

: Target permanent becomes white until end of turn.

Flying, protection from green

Defender

Coastal Bulwark gets +2/+0 as long as you control an Island.

, : Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Flying

, : Return target Kavu to its owner's hand.

Whenever a creature you control deals combat damage to an opponent, you may draw a card.

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

Trample

Whenever Coastline Marauders attacks, it gets +1/+0 until end of turn for each land defending player controls.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Flying

When Cold Case Cracker dies, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

When Compass Gnome enters the battlefield, you may search your library for a basic land card or Cave card, reveal it, then shuffle and put that card on top.

Flying

Choose one —

• Return target planeswalker card with mana value X or less from your graveyard to the battlefield.

• Remove twice X loyalty counters from target planeswalker an opponent controls.

When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature.

, : Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Up to two target creatures each get +1/+0 and gain first strike until end of turn.

Cosmium Blast deals 4 damage to target attacking or blocking creature.

When Courier's Briefcase enters the battlefield, create a 1/1 green and white Citizen creature token.

, Sacrifice Courier's Briefcase: Add one mana of any color.

, , Sacrifice Courier's Briefcase: Draw three cards.

Mountaincycling (, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Backup 2 (When this creature enters the battlefield, put two +1/+1 counters on target creature. If that's another creature, it gains the following ability until end of turn.)

Trample

Target creature with flying loses flying until end of turn. Crash Landing deals damage to that creature equal to the number of Forests you control.

Trample

Target creature gets +3/+3 and gains trample until end of turn.