Whenever you cast a creature spell, you may pay . If you do, return target creature to its owner's hand.

You may have this creature assign its combat damage as though it weren't blocked.

As an additional cost to cast this spell, discard X cards.
Search your library for X cards, then shuffle and put those cards on top in any order.

Create a 6/6 green Wurm creature token.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Defender (This creature can't attack.)
: Regenerate this creature.

Champion a Goblin or Shaman (When this enters, sacrifice it unless you exile another Goblin or Shaman you control. When this leaves the battlefield, that card returns to the battlefield.)
: This creature deals 3 damage to any target.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)
When Sun Ce enters, you may return target creature to its owner's hand.

, Pay 1 life: Add one mana of any color.

: Add .
Sacrifice this artifact: Add .

You have no maximum hand size.
: Add .

If one or more tokens would be created under your control, twice that many of those tokens are created instead.
, Sacrifice two other artifacts and/or creatures: Put an indestructible counter on Mondrak. ( can be paid with either or 2 life.)

No more than two creatures can attack each combat.
No more than two creatures can block each combat.

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

, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

, , Exile this artifact: The next time you would draw a card this turn, instead put a card you own from outside the game into your hand.

(: Add or .)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

If this card is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.
: Add . If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

(: Add or .)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flying, trample
Whenever this creature mutates, exile cards from the top of your library until you exile a nonland permanent card. Put that card onto the battlefield or into your hand.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.