, : Untap target artifact.

If this creature hasn't been exerted this turn, you may exert it as it attacks. When you do, untap all other creatures you control and after this phase, there is an additional combat phase. (An exerted creature won't untap during your next untap step.)

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.
Creature tokens you control have vigilance and lifelink.

Counter target spell.
At the beginning of your next upkeep, pay . If you don't, you lose the game.

Exile cards from the top of your library until you exile cards with total mana value 4 or greater. You may cast any number of spells from among them without paying their mana costs.
Paradigm (Then exile this spell. After you first resolve a spell with this name, you may cast a copy of it from exile without paying its mana cost at the beginning of each of your first main phases.)

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

, , Sacrifice another creature: Draw X cards, where X is that creature's power.
Choose a Background (You can have a Background as a second commander.)

Flying
Whenever a creature you control attacks, that creature deals 1 damage to each opponent.
: Create a 2/2 colorless Wizard Soldier creature token named Cadet. Then creatures you control gain haste until end of turn.

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

Trample
When Thorin enters, attach any number of target Equipment you control to target creature you control. When one or more Equipment become attached to that creature this way, that creature deals damage equal to its power to up to one target creature.

Players skip their untap steps.
At the beginning of your upkeep, sacrifice this enchantment unless you pay .

Reach (This creature can block creatures with flying.)
You may play lands from your graveyard.
If a land entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Whenever a creature you control enters, you gain life equal to its toughness.

Enchant artifact or land
Enchanted permanent has ": Target player adds two mana of any one color. The next spell they cast this turn has cascade." (When they cast their next spell, they exile cards from the top of their library until they exile a nonland card that costs less. They may cast it without paying its mana cost. They put the exiled cards on the bottom in a random order.)

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
If a triggered ability of a Shaman or another Wizard you control triggers, that ability triggers an additional time.

: Untap target Forest.

Indestructible
Equipped creature has indestructible.
Equip

: Add .
: Target creature loses all landwalk abilities until end of turn.

Deathtouch
Whenever Grist or another creature you control enters, if it entered from your graveyard or you cast it from your graveyard, you may pay . If you do, exile Grist, then return it to the battlefield transformed under its owner's control.

Whenever Ayara or another black creature you control enters, each opponent loses 1 life and you gain 1 life.
, Sacrifice another black creature: Draw a card.