Whenever this creature attacks, you may sacrifice an artifact or discard a card. If you do, draw a card and this creature gets +2/+0 until end of turn.

Vigilance
Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

This land enters tapped.
: Add or .
, : Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

, Discard a card: Draw a card.
, , Sacrifice Professor Zei: Return target instant or sorcery card from your graveyard to your hand. Activate only during your turn.

Target creature you control gains deathtouch and lifelink until end of turn. When that creature dies this turn, create a 2/2 black and green Elf creature token.

Mill three cards, then return an instant or sorcery card from your graveyard to your hand.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Fire Prophecy deals 3 damage to target creature. You may put a card from your hand on the bottom of your library. If you do, draw a card.

When this creature enters and whenever you solve a Case, look at the top six cards of your library. You may reveal an enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.
You may spend mana as though it were mana of any color to cast Case spells.

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

This land enters tapped unless you control a Mount or Vehicle.
: Add .
, , Sacrifice this land: Create a 1/1 colorless Pilot creature token with "This token saddles Mounts and crews Vehicles as though its power were 2 greater." Activate only as a sorcery.

(Gain the next level as a sorcery to add its ability.)
When this Class enters, create a 0/4 white Wall creature token with defender.
: Level 2
Whenever one or more noncreature, nonland permanents you control enter, put a +1/+1 counter on target creature you control.
: Level 3
When this Class becomes level 3, return target noncreature, nonland permanent card from your graveyard to the battlefield.

, , Sacrifice this creature: Search your library for up to two basic land cards, reveal them, put one onto the battlefield tapped and the other into your hand, then shuffle.

Whenever you cast a multicolored spell, put a +1/+1 counter on this creature.

This land enters tapped.
When this land enters, sacrifice it unless you tap an untapped artifact or land you control.
: Add one mana of any color.

Draw a card, then you may discard a card. When you discard a nonland card this way, Glacial Dragonhunt deals 3 damage to target creature.
Harmonize (You may cast this card from your graveyard for its harmonize cost. You may tap a creature you control to reduce that cost by , where X is its power. Then exile this spell.)

Whenever you cast an instant or sorcery spell, this creature gets +3/+0 until end of turn.

When this creature enters, create two Food tokens. (They're artifacts with ", , Sacrifice this token: You gain 3 life.")
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

This artifact enters with two +1/+1 counters on it.
: Move a +1/+1 counter from this artifact onto target creature you control. Activate only as a sorcery.
Whenever a modified creature you control leaves the battlefield, put a +1/+1 counter on this artifact. (Equipment, Auras you control, and counters are modifications.)

When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)
: Add , , or . Activate only once each turn.

Trample
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)