Look at the top three cards of your library. Put one of those cards into your hand and the rest on the bottom of your library in any order. Put each of those cards into your hand instead if there are three or more Lesson cards in your graveyard.

One or two target creatures each get +2/+1 until end of turn.

At the beginning of combat on your turn, if you control another creature with power 4 or greater, put a +1/+1 counter on this creature.

: Target creature gains haste until end of turn. (It can attack and this turn.)

This land enters tapped. As it enters, choose a color other than black.
: Add or one mana of the chosen color.

Earthbend 2. When you do, up to one target creature you control fights target creature an opponent controls. (To earthbend 2, target land you control becomes a 0/0 creature with haste that's still a land. Put two +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped. Creatures that fight each deal damage equal to their power to the other.)

This land enters tapped.
When this land enters, you gain 1 life.
: Add or .

As an additional cost to cast this spell, you may reveal a Dragon card from your hand or choose a Dragon you control.
Dragon's Fire deals 3 damage to target creature or planeswalker. If you revealed a Dragon card or chose a Dragon as you cast this spell, Dragon's Fire deals damage equal to the power of that card or creature instead.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)
Repartee — Whenever you cast an instant or sorcery spell that targets a creature, this creature gets +1/+0 and gains lifelink until end of turn.

Firebending 1 (Whenever this creature attacks, add . This mana lasts until end of combat.)
: Put a +1/+1 counter on this creature.

When this creature enters, create a 4/4 red Dragon creature token with flying.

When this creature enters, if you control another Elf, create a 1/1 green Elf Warrior creature token.

As an additional cost to cast this spell, behold a Goblin or pay . (To behold a Goblin, choose a Goblin you control or reveal a Goblin card from your hand.)
This creature can't block.
When this creature dies, destroy target creature an opponent controls with power 2 or less.

Enchant creature you control
Enchanted creature gets +1/+1 for each creature card in your graveyard and is an Avatar in addition to its other types.
When enchanted creature dies, mill cards equal to its power. Return this card to its owner's hand and up to one creature card milled this way to the battlefield under your control.

Haste (This creature can attack and as soon as it comes under your control.)

Whenever Combustion Man attacks, destroy target permanent unless its controller has Combustion Man deal damage to them equal to his power.

Reach
Whenever Barret Wallace attacks, it deals damage equal to the number of equipped creatures you control to defending player.

Destroy target creature.

Double target creature's power until end of turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

As this artifact enters, choose Elemental, Elf, Faerie, Giant, Goblin, Kithkin, Merfolk, or Treefolk.
Whenever a permanent you control of the chosen type enters, you gain 1 life.
, , Sacrifice this artifact: Return target card of the chosen type from your graveyard to your hand.