The Game Cave

Creature — Human Pirate

Raid — This creature enters with a +1/+1 counter on it if you attacked this turn.

Creature — Bird Spirit

Flying If a source would deal damage to this creature, prevent that damage. The source's controller draws cards equal to the damage prevented this way.

Instant

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Creature — Fungus Beast

This creature enters with a +1/+1 counter on it. Whenever a creature you control with a +1/+1 counter on it becomes the target of a spell an opponent controls, create a 1/1 green Insect creature token. {1}, {T}: Put a +1/+1 counter on this creature.

Land

{T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Sorcery

Sweltering Suns deals 3 damage to each creature. Cycling {3} ({3}, Discard this card: Draw a card.)

Creature — Human Soldier

Double strike (This creature deals both first-strike and regular combat damage.) Vigilance (Attacking doesn't cause this creature to tap.) Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Instant

Swift Demise deals 1 damage to target creature. Then destroy each creature you don't control that was dealt damage this turn.

Enchantment

Whenever an opponent casts a spell from their hand, you may reveal the top card of your library. If it shares a card type with that spell, counter that spell and that opponent may cast the revealed card without paying its mana cost.

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from green and from blue. Whenever equipped creature deals combat damage to a player, you create a 2/2 green Wolf creature token and that player mills ten cards. Equip {2}

Artifact — Equipment

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 {2}

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from red and from blue. Whenever equipped creature deals combat damage to a player, this Equipment deals 2 damage to any target and you draw a card. Equip {2}

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from red and from green. Whenever equipped creature deals combat damage to a player, exile the top two cards of your library. You may play those cards this turn. You may play an additional land this turn. Equip {2}

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from green and from white. Whenever equipped creature deals combat damage to a player, exile up to one target creature you own, then search your library for a basic land card. Put both cards onto the battlefield under your control, then shuffle. Equip {2}

Artifact — Equipment

Whenever equipped creature attacks, put a +1/+1 counter on it. Whenever equipped creature deals combat damage, roll a d12. If the result is greater than the damage dealt or the result is 12, double the number of +1/+1 counters on that creature. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Legendary Artifact — Equipment

Equipped creature gets +5/+5. Whenever equipped creature deals damage to a creature, exile that creature. (Exile it only if it's still on the battlefield.) Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from white and from black. Whenever equipped creature deals combat damage to a player, you gain 3 life and you may return up to one target creature card from your graveyard to your hand. Equip {2}

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from black and from red. Whenever equipped creature deals combat damage to a player, destroy up to one target planeswalker and up to one target artifact. Equip {2}

Legendary Artifact — Equipment

Equipped creature gets +1/+1. Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Equip {2}

Artifact — Equipment

Equipped creature gets +1/+2. Equip {2} Whenever a 1/1 creature you control enters, you may return this card from your graveyard to the battlefield, then attach it to that creature.

Artifact — Equipment

As long as equipped creature is tapped, tapped creatures you control get +2/+0. As long as equipped creature is untapped, untapped creatures you control get +0/+2. {3}: You may tap or untap equipped creature. Equip {3}

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from white and from blue. Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Equip {2}

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from red and from white. Whenever equipped creature deals combat damage to a player, this Equipment deals damage to that player equal to the number of cards in their hand and you gain 1 life for each card in your hand. Equip {2}

Artifact — Equipment

Equipped creature gets +2/+2 and has protection from instants and from sorceries. Whenever equipped creature deals combat damage to a player, create a Treasure token. When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. Equip {2}

Instant

Exile target creature. Its controller gains life equal to its power.

Legendary Creature — Merfolk Rogue

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card. (Damage causes loss of life.)

Legendary Creature — Merfolk Wizard

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) {1}{W}: Target Merfolk you control gains protection from the color of your choice until end of turn.

Kindred Sorcery — Merfolk

Choose two — • Create a token that's a copy of target Merfolk you control. • Creatures target player controls gain lifelink until end of turn. • Target player draws a card. • Tap target creature. Put a stun counter on it.

Enchantment

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

Creature — Elf

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) When this creature enters, reveal the top four cards of your library. Put all Elf cards revealed this way into your hand and the rest on the bottom of your library in any order.

Creature — Avatar

Reach When this creature enters, for each opponent, destroy target noncreature permanent that player controls. For each permanent destroyed this way, search your library for a Forest card and put that card onto the battlefield tapped. Then shuffle.