Avoidance — Whenever you cast a noncreature spell, exile up to one target nonland permanent you control, then return that card to the battlefield under its owner's control.

: Choose any number of target creatures. Each of those creatures gains persist until end of turn. (When it dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

This spell can't be countered.
Draw cards equal to the greatest toughness among creatures you control, then put any number of creature cards from your hand onto the battlefield.

Flash
This spell can't be countered.
Whenever you cast a spell, choose up to one —
• Return target spell you don't control to its owner's hand.
• Return target nonland permanent to its owner's hand.

: Draw a card. Activate only during your turn, before attackers are declared.

(: Add , , or .)
This land enters tapped.
Cycling (, Discard this card: Draw a card.)

: Add one mana of any type that a land you control could produce.

You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

Flying (This creature can't be blocked except by creatures with flying or reach.)
Other artifact creatures you control get +1/+1.
Whenever Iron Man attacks, if you control another artifact creature, draw a card.

Creatures you control have base power and toughness 6/6 and are Oozes in addition to their other types.
Whenever an opponent casts a spell, if it's not their turn, you create a 3/3 green Elephant creature token.

: Add .
, , Sacrifice a land: Destroy target nonbasic land.

First strike, lifelink
Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)
At the beginning of your end step, if you gained life this turn, create a 1/1 white Cat creature token. Then if you have the city's blessing, for each token you control that entered this turn, create a token that's a copy of it.

Equipped creature gets +2/+2 and has protection from black and from green.
Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control.
Equip

You may have Sakashima enter as a copy of another creature you control, except it has Sakashima's other abilities.
The "legend rule" doesn't apply to permanents you control.
Partner (You can have two commanders if both have partner.)

Spells and abilities your opponents control can't cause you to discard cards or sacrifice permanents.
+1: Choose a nonland card name, then reveal the top four cards of your library. Put all cards with the chosen name from among them into your hand and the rest into your graveyard.
−3: Return target card from your graveyard to your hand.

: Add two mana in any combination of , , and/or .
, : Draw two cards, then discard a card.

Whenever a creature you control dies, each other player sacrifices a creature of their choice.

You may sacrifice a nontoken white creature rather than pay this spell's mana cost.
Until end of turn, your life total can't change, and permanents you control gain hexproof and indestructible.

Landfall — Whenever a land you control enters, put a +1/+1 counter on target creature.
: Double the number of +1/+1 counters on each creature you control.

As The Black Gate enters, you may pay 3 life. If you don't, it enters tapped.
: Add .
, : Choose a player with the most life or tied for most life. Target creature can't be blocked by creatures that player controls this turn.