When Academy Researchers enters the battlefield, you may put an Aura card from your hand onto the battlefield attached to Academy Researchers.

Target creature gets -1/-1 until end of turn.

Draw a card.

Look at target player's hand and choose two cards from it. Put them on top of that player's library in any order.

: Target player mills three cards.

First strike (This creature deals combat damage before creatures without first strike.)

When Ancestor's Chosen enters the battlefield, you gain 1 life for each card in your graveyard.

Target creature gets +3/+3 and gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.)

Defender (This creature can't attack.)

Flying

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)

Enchanted creature gets +2/+2 and has ": This creature deals 1 damage to any target."

Flying (This creature can't be blocked except by creatures with flying or reach.)

Other black creatures get +1/+1.

Nonblack creatures get -1/-1.

Gain control of target Aura that's attached to a permanent. Attach it to another permanent it can enchant.

If an opponent controls at least four more creatures than you, this spell costs less to cast.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Fisher dies, you may draw a card.

, : Ballista Squad deals X damage to target attacking or blocking creature.

: Add .

: Add or . Battlefield Forge deals 1 damage to you.

Double target player's life total. Shuffle Beacon of Immortality into its owner's library.

Flash (You may cast this spell any time you could cast an instant.)

First strike (This creature deals combat damage before creatures without first strike.)

Enchant creature

Enchanted creature gets +1/+1 for each Forest you control.

, Sacrifice Bloodfire Colossus: It deals 6 damage to each creature and each player.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Return target permanent to its owner's hand.

: Add .

: Add or . Brushland deals 1 damage to you.

Reach (This creature can block creatures with flying.)

Whenever Cephalid Constable deals combat damage to a player, return up to that many target permanents that player controls to their owner's hand.

Prevent all damage that would be dealt to Cho-Manno, Revolutionary.

, : Search your library for a creature card with mana value X or less, reveal it, put it into your hand, then shuffle.

You may have Clone enter the battlefield as a copy of any creature on the battlefield.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Cloud Sprite can block only creatures with flying.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Colossus of Sardia doesn't untap during your untap step.

: Untap Colossus of Sardia. Activate only during your upkeep.

Sacrifice Composite Golem: Add .

Cone of Flame deals 1 damage to any target, 2 damage to another target, and 3 damage to a third target.

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)

Whenever enchanted creature attacks or blocks, its controller loses 3 life.

: Target creature with power 2 or less can't be blocked this turn.

Destroy target artifact, enchantment, or land.

Target opponent sacrifices a creature.

Destroy target green or white creature.

Tap all creatures without flying.

Whenever a player casts a black spell, you may gain 1 life.

When Denizen of the Deep enters the battlefield, return each other creature you control to its owner's hand.

Counter target spell. Look at the top four cards of your library, then put them back in any order.

, , Sacrifice Doomed Necromancer: Return target creature card from your graveyard to the battlefield.

: Create a 5/5 red Dragon creature token with flying. (It can't be blocked except by creatures with flying or reach.)

At the beginning of each player's upkeep, that player mills X cards, where X is the number of cards in their hand.

: Regenerate Drudge Skeletons. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Flying

Elven Riders can't be blocked except by Walls and/or creatures with flying.

Other Elf creatures get +1/+1 and have forestwalk. (They can't be blocked as long as defending player controls a Forest.)

Return all creatures to their owners' hands.

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)

Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

When Festering Goblin dies, target creature gets -1/-1 until end of turn.