Game On

Creature — Elemental

When this creature attacks or blocks, sacrifice it at the beginning of the next end step. Unearth {2}{U} ({2}{U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Enchantment Creature — Insect

When this creature enters, target opponent reveals their hand and you choose a nonland card from it. Exile that card until this creature leaves the battlefield.

Creature — Insect

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) Sacrifice this creature: Target player discards two cards. Activate only as a sorcery.

Artifact

{2}, {T}, Sacrifice this artifact: Draw three cards, then put two cards from your hand on top of your library in any order.

Enchantment — Aura

Enchant creature Enchanted creature can't attack unless its controller pays {3}.

Creature — Elemental

Whenever an Aura becomes attached to this creature, create two 1/1 green Saproling creature tokens.

Creature — Wurm

Reach, trample When this creature enters, you gain 5 life. {2}{G}, Exile this card from your graveyard: You gain 5 life.

Sorcery

Destroy target noncreature permanent.

Creature — Beast

Trample Morph {G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Artifact Creature — Golem

As this creature enters, choose a creature type. When this creature enters, reveal the top four cards of your library. Put all creature cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order. Creatures of the chosen type get +1/+1.

Instant

Choose a color. White creatures you control gain protection from the chosen color until end of turn.

Artifact — Equipment

Equipped creature gets +2/+2 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.) Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)

Creature — Incarnation

Trample As long as this card is in your graveyard and you control a Forest, creatures you control have trample.

Creature — Dwarf Shaman

Whenever you roll one or more dice, this creature deals 1 damage to each opponent.

Creature — Human Pirate

When this creature enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Creature — Elf Shaman

Vigilance When this creature dies, look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Creature — Wolf

Whenever this creature attacks, it gets +2/+0 until end of turn.

Creature — Horse Fish

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, untap another target creature you control.

Enchantment

{R}: Target creature with power 2 or less gains haste until end of turn and can't be blocked this turn.

Instant

Creatures you control get +1/+1 until end of turn. Fateful hour — If you have 5 or less life, those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Sorcery

Destroy target land that is snow or could produce {C}. Overload {4}{B}{B} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Creature — Dwarf Berserker

Haste

Sorcery

Draw four cards, then choose X cards in your hand and discard the rest.

Sorcery

Return target creature card from your graveyard to the battlefield.

Creature — Spirit Knight

Flying, lifelink Whenever this creature or another creature you control enters, if that creature entered from a graveyard or you cast it from a graveyard, put a +1/+1 counter on this creature.

Enchantment

At the beginning of your upkeep, sacrifice this enchantment unless you pay {B}{B}. At the beginning of your end step, create a 0/1 black Thrull creature token.

Land

This land enters tapped. {T}: Add {G}. {G}{W}{W}, {T}, Sacrifice this land: Put a +1/+1 counter on each of up to two target creatures you control. They gain vigilance and lifelink until end of turn. Activate only as a sorcery.

Creature — Faerie Soldier

Flying This creature gets +1/+1 as long as you control another blue creature.

Creature — Elf Assassin

Whenever this creature attacks, target creature an opponent controls gets -1/-1 until end of turn. Encore {3}{B} ({3}{B}, 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.)

Creature — Human Warrior

Whenever this creature deals damage to one or more creatures, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") At the beginning of each end step, if you sacrificed three or more Clues this turn, you may put a creature card from your hand onto the battlefield.

Creature — Human Scout

Vigilance (Attacking doesn't cause this creature to tap.) When this creature enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") As long as you control a token, this creature gets +2/+0.

Creature — Wolf

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, target creature gets +2/+2 until end of turn.

Artifact

This artifact enters with X gem counters on it. {1}, {T}, Remove a gem counter from this artifact: Target creature can't attack or block this turn.

Artifact — Equipment

Equipped creature gets +2/+0. It gets an additional +0/+2 and has first strike as long as an Equipment named Groom's Finery is attached to a creature you control. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Creature — Unicorn

When this creature enters, tap up to one target creature. You gain life equal to that creature's power.

Instant

Add {R} for each Goblin on the battlefield.

Creature — Elf Scout

{5}{G}, {T}: Look at the top four cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Sorcery

Draw three cards.

Sorcery

Return all artifact and enchantment cards from your graveyard to the battlefield.

Creature — Human Shaman

Level up {3}{R} ({3}{R}: Put a level counter on this. Level up only as a sorcery.) LEVEL 1-2 2/3 {T}: This creature deals 1 damage to any target. LEVEL 3+ 2/4 {T}: This creature deals 3 damage to any target.

Artifact Creature — Wall

Defender, reach {T}: This creature deals 1 damage to each opponent. Whenever a Knight you control enters, untap this creature.

Creature — Devil

Menace (This creature can't be blocked except by two or more creatures.) If it's neither day nor night, it becomes day as this creature enters. Whenever day becomes night or night becomes day, this creature deals 1 damage to each opponent.

Instant

Brimstone Volley deals 3 damage to any target. Morbid — Brimstone Volley deals 5 damage instead if a creature died this turn.

Creature — Boar

Sacrifice this creature: You gain 4 life.

Creature — Elemental

Morph {5}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, each opponent skips their next untap step.

Creature — Giant

Affinity for enchantments (This spell costs {1} less to cast for each enchantment you control.)

Creature — Human Cleric Shaman

{T}, Sacrifice a creature: Target creature gets +2/+2 until end of turn. {1}{U}{U}, Sacrifice a creature: Counter target creature spell.

Creature — Human Rogue

Flash When this creature enters, target creature an opponent controls gets -2/-0 until end of turn.

Creature — Merfolk Pirate

Flash (You may cast this spell any time you could cast an instant.) Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on this creature.

Legendary Creature — Kraken

When Brinelin enters and whenever you cast a spell with mana value 6 or greater, you may return target nonland permanent to its owner's hand. Partner (You can have two commanders if both have partner.)

Sorcery

Exile target creature with power 4 or greater.

Creature — Hydra

When this creature enters, you get {E}{E}{E} (three energy counters). Pay {E}{E}{E}: Put a +1/+1 counter on this creature. It gains hexproof until end of turn.

Instant

Counter target spell unless its controller pays {X}. Clash with an opponent. If you win, that spell's controller mills four cards. (Each clashing player reveals the top card of their library, then puts that card on their choice of the top or bottom. A player wins if their card had a greater mana value.)

Sorcery

Destroy target artifact or enchantment. You may put a land card from your hand onto the battlefield.

Instant

Counter target spell. Madness {3}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)